87375897

素因数分解:

$3^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{3391}}^1$

素因数の和:3813

約数の個数: 24

約数和(自身を含む): 144634880

約数和(自身を除く): 57258983

約数列:

[1, 3, 7, 9, 21, 63, 409, 1227, 2863, 3391, 3681, 8589, 10173, 23737, 25767, 30519, 71211, 213633, 1386919, 4160757, 9708433, 12482271, 29125299, 87375897]

約数ペア:

[(1, 87375897), (3, 29125299), (7, 12482271), (9, 9708433), (21, 4160757), (63, 1386919), (409, 213633), (1227, 71211), (2863, 30519), (3391, 25767), (3681, 23737), (8589, 10173)]