87856945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^2$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 119248128

約数和(自身を除く): 31391183

約数列:

[1, 5, 11, 31, 55, 155, 227, 341, 1135, 1705, 2497, 7037, 12485, 35185, 51529, 77407, 257645, 387035, 566819, 1597399, 2834095, 7986995, 17571389, 87856945]

約数ペア:

[(1, 87856945), (5, 17571389), (11, 7986995), (31, 2834095), (55, 1597399), (155, 566819), (227, 387035), (341, 257645), (1135, 77407), (1705, 51529), (2497, 35185), (7037, 12485)]