139517918

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{4421}}^1$

素因数の和:4963

約数の個数: 16

約数和(自身を含む): 216501120

約数和(自身を除く): 76983202

約数列:

[1, 2, 31, 62, 509, 1018, 4421, 8842, 15779, 31558, 137051, 274102, 2250289, 4500578, 69758959, 139517918]

約数ペア:

[(1, 139517918), (2, 69758959), (31, 4500578), (62, 2250289), (509, 274102), (1018, 137051), (4421, 31558), (8842, 15779)]