349702928

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{166843}}^1$

素因数の和:166982

約数の個数: 20

約数和(自身を含む): 682725648

約数和(自身を除く): 333022720

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 166843, 333686, 667372, 1334744, 2669488, 21856433, 43712866, 87425732, 174851464, 349702928]

約数ペア:

[(1, 349702928), (2, 174851464), (4, 87425732), (8, 43712866), (16, 21856433), (131, 2669488), (262, 1334744), (524, 667372), (1048, 333686), (2096, 166843)]