131794628

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 269789184

約数和(自身を除く): 137994556

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 163, 268, 326, 431, 469, 652, 862, 938, 1141, 1724, 1876, 2282, 3017, 4564, 6034, 10921, 12068, 21842, 28877, 43684, 57754, 70253, 76447, 115508, 140506, 152894, 202139, 281012, 305788, 404278, 491771, 808556, 983542, 1967084, 4706951, 9413902, 18827804, 32948657, 65897314, 131794628]

約数ペア:

[(1, 131794628), (2, 65897314), (4, 32948657), (7, 18827804), (14, 9413902), (28, 4706951), (67, 1967084), (134, 983542), (163, 808556), (268, 491771), (326, 404278), (431, 305788), (469, 281012), (652, 202139), (862, 152894), (938, 140506), (1141, 115508), (1724, 76447), (1876, 70253), (2282, 57754), (3017, 43684), (4564, 28877), (6034, 21842), (10921, 12068)]