391864876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{103231}}^1$

素因数の和:103321

約数の個数: 24

約数和(自身を含む): 748638464

約数和(自身を除く): 356773588

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 103231, 206462, 412924, 1342003, 2684006, 5368012, 7535863, 15071726, 30143452, 97966219, 195932438, 391864876]

約数ペア:

[(1, 391864876), (2, 195932438), (4, 97966219), (13, 30143452), (26, 15071726), (52, 7535863), (73, 5368012), (146, 2684006), (292, 1342003), (949, 412924), (1898, 206462), (3796, 103231)]