38928765

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2129}}^1$

素因数の和:2213

約数の個数: 32

約数和(自身を含む): 66251520

約数和(自身を除く): 27322755

約数列:

[1, 3, 5, 15, 23, 53, 69, 115, 159, 265, 345, 795, 1219, 2129, 3657, 6095, 6387, 10645, 18285, 31935, 48967, 112837, 146901, 244835, 338511, 564185, 734505, 1692555, 2595251, 7785753, 12976255, 38928765]

約数ペア:

[(1, 38928765), (3, 12976255), (5, 7785753), (15, 2595251), (23, 1692555), (53, 734505), (69, 564185), (115, 338511), (159, 244835), (265, 146901), (345, 112837), (795, 48967), (1219, 31935), (2129, 18285), (3657, 10645), (6095, 6387)]