138488408

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{558421}}^1$

素因数の和:558458

約数の個数: 16

約数和(自身を含む): 268042560

約数和(自身を除く): 129554152

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 558421, 1116842, 2233684, 4467368, 17311051, 34622102, 69244204, 138488408]

約数ペア:

[(1, 138488408), (2, 69244204), (4, 34622102), (8, 17311051), (31, 4467368), (62, 2233684), (124, 1116842), (248, 558421)]