129745028

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 264297600

約数和(自身を除く): 134552572

約数列:

[1, 2, 4, 7, 14, 28, 137, 149, 227, 274, 298, 454, 548, 596, 908, 959, 1043, 1589, 1918, 2086, 3178, 3836, 4172, 6356, 20413, 31099, 33823, 40826, 62198, 67646, 81652, 124396, 135292, 142891, 217693, 236761, 285782, 435386, 473522, 571564, 870772, 947044, 4633751, 9267502, 18535004, 32436257, 64872514, 129745028]

約数ペア:

[(1, 129745028), (2, 64872514), (4, 32436257), (7, 18535004), (14, 9267502), (28, 4633751), (137, 947044), (149, 870772), (227, 571564), (274, 473522), (298, 435386), (454, 285782), (548, 236761), (596, 217693), (908, 142891), (959, 135292), (1043, 124396), (1589, 81652), (1918, 67646), (2086, 62198), (3178, 40826), (3836, 33823), (4172, 31099), (6356, 20413)]