1771308

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1$

素因数の和:105

約数の個数: 120

約数和(自身を含む): 5854464

約数和(自身を除く): 4083156

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 71, 77, 81, 84, 99, 108, 126, 132, 142, 154, 162, 189, 198, 213, 231, 252, 284, 297, 308, 324, 378, 396, 426, 462, 497, 567, 594, 639, 693, 756, 781, 852, 891, 924, 994, 1134, 1188, 1278, 1386, 1491, 1562, 1782, 1917, 1988, 2079, 2268, 2343, 2556, 2772, 2982, 3124, 3564, 3834, 4158, 4473, 4686, 5467, 5751, 5964, 6237, 7029, 7668, 8316, 8946, 9372, 10934, 11502, 12474, 13419, 14058, 16401, 17892, 21087, 21868, 23004, 24948, 26838, 28116, 32802, 40257, 42174, 49203, 53676, 63261, 65604, 80514, 84348, 98406, 126522, 147609, 161028, 196812, 253044, 295218, 442827, 590436, 885654, 1771308]

約数ペア:

[(1, 1771308), (2, 885654), (3, 590436), (4, 442827), (6, 295218), (7, 253044), (9, 196812), (11, 161028), (12, 147609), (14, 126522), (18, 98406), (21, 84348), (22, 80514), (27, 65604), (28, 63261), (33, 53676), (36, 49203), (42, 42174), (44, 40257), (54, 32802), (63, 28116), (66, 26838), (71, 24948), (77, 23004), (81, 21868), (84, 21087), (99, 17892), (108, 16401), (126, 14058), (132, 13419), (142, 12474), (154, 11502), (162, 10934), (189, 9372), (198, 8946), (213, 8316), (231, 7668), (252, 7029), (284, 6237), (297, 5964), (308, 5751), (324, 5467), (378, 4686), (396, 4473), (426, 4158), (462, 3834), (497, 3564), (567, 3124), (594, 2982), (639, 2772), (693, 2556), (756, 2343), (781, 2268), (852, 2079), (891, 1988), (924, 1917), (994, 1782), (1134, 1562), (1188, 1491), (1278, 1386)]