309531778

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{821}}^1\times {\mathrm{1439}}^1$

素因数の和:2393

約数の個数: 16

約数和(自身を含む): 468737280

約数和(自身を除く): 159205502

約数列:

[1, 2, 131, 262, 821, 1439, 1642, 2878, 107551, 188509, 215102, 377018, 1181419, 2362838, 154765889, 309531778]

約数ペア:

[(1, 309531778), (2, 154765889), (131, 2362838), (262, 1181419), (821, 377018), (1439, 215102), (1642, 188509), (2878, 107551)]