104390215

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:759

約数の個数: 24

約数和(自身を含む): 133303968

約数和(自身を除く): 28913753

約数列:

[1, 5, 23, 61, 115, 305, 529, 647, 1403, 2645, 3235, 7015, 14881, 32269, 39467, 74405, 161345, 197335, 342263, 907741, 1711315, 4538705, 20878043, 104390215]

約数ペア:

[(1, 104390215), (5, 20878043), (23, 4538705), (61, 1711315), (115, 907741), (305, 342263), (529, 197335), (647, 161345), (1403, 74405), (2645, 39467), (3235, 32269), (7015, 14881)]