991105595256

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1\times {\mathrm{120247}}^1$

素因数の和:121025

約数の個数: 128

約数和(自身を含む): 2875793448960

約数和(自身を除く): 1884687853704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 691, 852, 994, 1382, 1491, 1704, 1988, 2073, 2764, 2982, 3976, 4146, 4837, 5528, 5964, 8292, 9674, 11928, 14511, 16584, 19348, 29022, 38696, 49061, 58044, 98122, 116088, 120247, 147183, 196244, 240494, 294366, 343427, 360741, 392488, 480988, 588732, 686854, 721482, 841729, 961976, 1030281, 1177464, 1373708, 1442964, 1683458, 2060562, 2525187, 2747416, 2885928, 3366916, 4121124, 5050374, 6733832, 8242248, 8537537, 10100748, 17075074, 20201496, 25612611, 34150148, 51225222, 59762759, 68300296, 83090677, 102450444, 119525518, 166181354, 179288277, 204900888, 239051036, 249272031, 332362708, 358576554, 478102072, 498544062, 581634739, 664725416, 717153108, 997088124, 1163269478, 1434306216, 1744904217, 1994176248, 2326538956, 3489808434, 4653077912, 5899438067, 6979616868, 11798876134, 13959233736, 17698314201, 23597752268, 35396628402, 41296066469, 47195504536, 70793256804, 82592132938, 123888199407, 141586513608, 165184265876, 247776398814, 330368531752, 495552797628, 991105595256]

約数ペア:

[(1, 991105595256), (2, 495552797628), (3, 330368531752), (4, 247776398814), (6, 165184265876), (7, 141586513608), (8, 123888199407), (12, 82592132938), (14, 70793256804), (21, 47195504536), (24, 41296066469), (28, 35396628402), (42, 23597752268), (56, 17698314201), (71, 13959233736), (84, 11798876134), (142, 6979616868), (168, 5899438067), (213, 4653077912), (284, 3489808434), (426, 2326538956), (497, 1994176248), (568, 1744904217), (691, 1434306216), (852, 1163269478), (994, 997088124), (1382, 717153108), (1491, 664725416), (1704, 581634739), (1988, 498544062), (2073, 478102072), (2764, 358576554), (2982, 332362708), (3976, 249272031), (4146, 239051036), (4837, 204900888), (5528, 179288277), (5964, 166181354), (8292, 119525518), (9674, 102450444), (11928, 83090677), (14511, 68300296), (16584, 59762759), (19348, 51225222), (29022, 34150148), (38696, 25612611), (49061, 20201496), (58044, 17075074), (98122, 10100748), (116088, 8537537), (120247, 8242248), (147183, 6733832), (196244, 5050374), (240494, 4121124), (294366, 3366916), (343427, 2885928), (360741, 2747416), (392488, 2525187), (480988, 2060562), (588732, 1683458), (686854, 1442964), (721482, 1373708), (841729, 1177464), (961976, 1030281)]