218587966

素因数分解:

$2^1\times {\mathrm{239}}^1\times {\mathrm{557}}^1\times {\mathrm{821}}^1$

素因数の和:1619

約数の個数: 16

約数和(自身を含む): 330246720

約数和(自身を除く): 111658754

約数列:

[1, 2, 239, 478, 557, 821, 1114, 1642, 133123, 196219, 266246, 392438, 457297, 914594, 109293983, 218587966]

約数ペア:

[(1, 218587966), (2, 109293983), (239, 914594), (478, 457297), (557, 392438), (821, 266246), (1114, 196219), (1642, 133123)]