77640399

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{661}}^1$

素因数の和:1119

約数の個数: 24

約数和(自身を含む): 116215424

約数和(自身を除く): 38575025

約数列:

[1, 3, 9, 31, 93, 279, 421, 661, 1263, 1983, 3789, 5949, 13051, 20491, 39153, 61473, 117459, 184419, 278281, 834843, 2504529, 8626711, 25880133, 77640399]

約数ペア:

[(1, 77640399), (3, 25880133), (9, 8626711), (31, 2504529), (93, 834843), (279, 278281), (421, 184419), (661, 117459), (1263, 61473), (1983, 39153), (3789, 20491), (5949, 13051)]