131166728

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1601}}^1$

素因数の和:1651

約数の個数: 96

約数和(自身を含む): 328730400

約数和(自身を除く): 197563672

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 49, 56, 76, 77, 88, 98, 133, 152, 154, 196, 209, 266, 308, 392, 418, 532, 539, 616, 836, 931, 1064, 1078, 1463, 1601, 1672, 1862, 2156, 2926, 3202, 3724, 4312, 5852, 6404, 7448, 10241, 11207, 11704, 12808, 17611, 20482, 22414, 30419, 35222, 40964, 44828, 60838, 70444, 78449, 81928, 89656, 121676, 123277, 140888, 156898, 212933, 243352, 246554, 313796, 334609, 425866, 493108, 627592, 669218, 851732, 862939, 986216, 1338436, 1490531, 1703464, 1725878, 2342263, 2676872, 2981062, 3451756, 4684526, 5962124, 6903512, 9369052, 11924248, 16395841, 18738104, 32791682, 65583364, 131166728]

約数ペア:

[(1, 131166728), (2, 65583364), (4, 32791682), (7, 18738104), (8, 16395841), (11, 11924248), (14, 9369052), (19, 6903512), (22, 5962124), (28, 4684526), (38, 3451756), (44, 2981062), (49, 2676872), (56, 2342263), (76, 1725878), (77, 1703464), (88, 1490531), (98, 1338436), (133, 986216), (152, 862939), (154, 851732), (196, 669218), (209, 627592), (266, 493108), (308, 425866), (392, 334609), (418, 313796), (532, 246554), (539, 243352), (616, 212933), (836, 156898), (931, 140888), (1064, 123277), (1078, 121676), (1463, 89656), (1601, 81928), (1672, 78449), (1862, 70444), (2156, 60838), (2926, 44828), (3202, 40964), (3724, 35222), (4312, 30419), (5852, 22414), (6404, 20482), (7448, 17611), (10241, 12808), (11207, 11704)]