27800444

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 60233040

約数和(自身を除く): 32432596

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 67, 73, 98, 116, 134, 146, 196, 203, 268, 292, 406, 469, 511, 812, 938, 1022, 1421, 1876, 1943, 2044, 2117, 2842, 3283, 3577, 3886, 4234, 4891, 5684, 6566, 7154, 7772, 8468, 9782, 13132, 13601, 14308, 14819, 19564, 27202, 29638, 34237, 54404, 59276, 68474, 95207, 103733, 136948, 141839, 190414, 207466, 239659, 283678, 380828, 414932, 479318, 567356, 958636, 992873, 1985746, 3971492, 6950111, 13900222, 27800444]

約数ペア:

[(1, 27800444), (2, 13900222), (4, 6950111), (7, 3971492), (14, 1985746), (28, 992873), (29, 958636), (49, 567356), (58, 479318), (67, 414932), (73, 380828), (98, 283678), (116, 239659), (134, 207466), (146, 190414), (196, 141839), (203, 136948), (268, 103733), (292, 95207), (406, 68474), (469, 59276), (511, 54404), (812, 34237), (938, 29638), (1022, 27202), (1421, 19564), (1876, 14819), (1943, 14308), (2044, 13601), (2117, 13132), (2842, 9782), (3283, 8468), (3577, 7772), (3886, 7154), (4234, 6566), (4891, 5684)]