139431056

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{2579}}^1$

素因数の和:2727

約数の個数: 40

約数和(自身を含む): 281529600

約数和(自身を除く): 142098544

約数列:

[1, 2, 4, 8, 16, 31, 62, 109, 124, 218, 248, 436, 496, 872, 1744, 2579, 3379, 5158, 6758, 10316, 13516, 20632, 27032, 41264, 54064, 79949, 159898, 281111, 319796, 562222, 639592, 1124444, 1279184, 2248888, 4497776, 8714441, 17428882, 34857764, 69715528, 139431056]

約数ペア:

[(1, 139431056), (2, 69715528), (4, 34857764), (8, 17428882), (16, 8714441), (31, 4497776), (62, 2248888), (109, 1279184), (124, 1124444), (218, 639592), (248, 562222), (436, 319796), (496, 281111), (872, 159898), (1744, 79949), (2579, 54064), (3379, 41264), (5158, 27032), (6758, 20632), (10316, 13516)]