1381212

素因数分解:

$2^2\times 3^5\times 7^2\times {\mathrm{29}}^1$

素因数の和:62

約数の個数: 108

約数和(自身を含む): 4357080

約数和(自身を除く): 2975868

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 49, 54, 58, 63, 81, 84, 87, 98, 108, 116, 126, 147, 162, 174, 189, 196, 203, 243, 252, 261, 294, 324, 348, 378, 406, 441, 486, 522, 567, 588, 609, 756, 783, 812, 882, 972, 1044, 1134, 1218, 1323, 1421, 1566, 1701, 1764, 1827, 2268, 2349, 2436, 2646, 2842, 3132, 3402, 3654, 3969, 4263, 4698, 5292, 5481, 5684, 6804, 7047, 7308, 7938, 8526, 9396, 10962, 11907, 12789, 14094, 15876, 16443, 17052, 21924, 23814, 25578, 28188, 32886, 38367, 47628, 49329, 51156, 65772, 76734, 98658, 115101, 153468, 197316, 230202, 345303, 460404, 690606, 1381212]

約数ペア:

[(1, 1381212), (2, 690606), (3, 460404), (4, 345303), (6, 230202), (7, 197316), (9, 153468), (12, 115101), (14, 98658), (18, 76734), (21, 65772), (27, 51156), (28, 49329), (29, 47628), (36, 38367), (42, 32886), (49, 28188), (54, 25578), (58, 23814), (63, 21924), (81, 17052), (84, 16443), (87, 15876), (98, 14094), (108, 12789), (116, 11907), (126, 10962), (147, 9396), (162, 8526), (174, 7938), (189, 7308), (196, 7047), (203, 6804), (243, 5684), (252, 5481), (261, 5292), (294, 4698), (324, 4263), (348, 3969), (378, 3654), (406, 3402), (441, 3132), (486, 2842), (522, 2646), (567, 2436), (588, 2349), (609, 2268), (756, 1827), (783, 1764), (812, 1701), (882, 1566), (972, 1421), (1044, 1323), (1134, 1218)]