1555142528

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{391921}}^1$

素因数の和:391966

約数の個数: 32

約数和(自身を含む): 3198083520

約数和(自身を除く): 1642940992

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 391921, 783842, 1567684, 3135368, 6270736, 12149551, 12541472, 24299102, 25082944, 48598204, 50165888, 97196408, 194392816, 388785632, 777571264, 1555142528]

約数ペア:

[(1, 1555142528), (2, 777571264), (4, 388785632), (8, 194392816), (16, 97196408), (31, 50165888), (32, 48598204), (62, 25082944), (64, 24299102), (124, 12541472), (128, 12149551), (248, 6270736), (496, 3135368), (992, 1567684), (1984, 783842), (3968, 391921)]