223312

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{821}}^1$

素因数の和:846

約数の個数: 20

約数和(自身を含む): 458676

約数和(自身を除く): 235364

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 821, 1642, 3284, 6568, 13136, 13957, 27914, 55828, 111656, 223312]

約数ペア:

[(1, 223312), (2, 111656), (4, 55828), (8, 27914), (16, 13957), (17, 13136), (34, 6568), (68, 3284), (136, 1642), (272, 821)]