221492065

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{809}}^1\times {\mathrm{3221}}^1$

素因数の和:4052

約数の個数: 16

約数和(自身を含む): 281860560

約数和(自身を除く): 60368495

約数列:

[1, 5, 17, 85, 809, 3221, 4045, 13753, 16105, 54757, 68765, 273785, 2605789, 13028945, 44298413, 221492065]

約数ペア:

[(1, 221492065), (5, 44298413), (17, 13028945), (85, 2605789), (809, 273785), (3221, 68765), (4045, 54757), (13753, 16105)]