66840424

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{13411}}^1$

素因数の和:13513

約数の個数: 32

約数和(自身を含む): 144849600

約数和(自身を除く): 78009176

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 178, 356, 623, 712, 1246, 2492, 4984, 13411, 26822, 53644, 93877, 107288, 187754, 375508, 751016, 1193579, 2387158, 4774316, 8355053, 9548632, 16710106, 33420212, 66840424]

約数ペア:

[(1, 66840424), (2, 33420212), (4, 16710106), (7, 9548632), (8, 8355053), (14, 4774316), (28, 2387158), (56, 1193579), (89, 751016), (178, 375508), (356, 187754), (623, 107288), (712, 93877), (1246, 53644), (2492, 26822), (4984, 13411)]