69649808

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{140423}}^1$

素因数の和:140462

約数の個数: 20

約数和(自身を含む): 139300608

約数和(自身を除く): 69650800

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 140423, 280846, 561692, 1123384, 2246768, 4353113, 8706226, 17412452, 34824904, 69649808]

約数ペア:

[(1, 69649808), (2, 34824904), (4, 17412452), (8, 8706226), (16, 4353113), (31, 2246768), (62, 1123384), (124, 561692), (248, 280846), (496, 140423)]