64189167

素因数分解:

$3^1\times 7^2\times {\mathrm{353}}^1\times {\mathrm{1237}}^1$

素因数の和:1607

約数の個数: 24

約数和(自身を含む): 99921456

約数和(自身を除く): 35732289

約数列:

[1, 3, 7, 21, 49, 147, 353, 1059, 1237, 2471, 3711, 7413, 8659, 17297, 25977, 51891, 60613, 181839, 436661, 1309983, 3056627, 9169881, 21396389, 64189167]

約数ペア:

[(1, 64189167), (3, 21396389), (7, 9169881), (21, 3056627), (49, 1309983), (147, 436661), (353, 181839), (1059, 60613), (1237, 51891), (2471, 25977), (3711, 17297), (7413, 8659)]