64625169

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{7207}}^1$

素因数の和:7285

約数の個数: 24

約数和(自身を含む): 101892288

約数和(自身を除く): 37267119

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 1281, 2989, 7207, 8967, 21621, 50449, 151347, 353143, 439627, 1059429, 1318881, 3077389, 9232167, 21541723, 64625169]

約数ペア:

[(1, 64625169), (3, 21541723), (7, 9232167), (21, 3077389), (49, 1318881), (61, 1059429), (147, 439627), (183, 353143), (427, 151347), (1281, 50449), (2989, 21621), (7207, 8967)]