27671995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{443}}^1$

素因数の和:523

約数の個数: 24

約数和(自身を含む): 37034928

約数和(自身を除く): 9362933

約数列:

[1, 5, 13, 31, 65, 155, 403, 443, 961, 2015, 2215, 4805, 5759, 12493, 13733, 28795, 62465, 68665, 178529, 425723, 892645, 2128615, 5534399, 27671995]

約数ペア:

[(1, 27671995), (5, 5534399), (13, 2128615), (31, 892645), (65, 425723), (155, 178529), (403, 68665), (443, 62465), (961, 28795), (2015, 13733), (2215, 12493), (4805, 5759)]