71386389

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{1373}}^1$

素因数の和:1541

約数の個数: 24

約数和(自身を含む): 106100280

約数和(自身を除く): 34713891

約数列:

[1, 3, 9, 53, 109, 159, 327, 477, 981, 1373, 4119, 5777, 12357, 17331, 51993, 72769, 149657, 218307, 448971, 654921, 1346913, 7931821, 23795463, 71386389]

約数ペア:

[(1, 71386389), (3, 23795463), (9, 7931821), (53, 1346913), (109, 654921), (159, 448971), (327, 218307), (477, 149657), (981, 72769), (1373, 51993), (4119, 17331), (5777, 12357)]