1279647579

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{991}}^1\times {\mathrm{3617}}^1$

素因数の和:4635

約数の個数: 32

約数和(自身を含む): 2067296256

約数和(自身を除く): 787648677

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 991, 2973, 3617, 6937, 10851, 16847, 20811, 25319, 50541, 61489, 75957, 117929, 184467, 353787, 430423, 1291269, 3584447, 10753341, 25091129, 60935599, 75273387, 182806797, 426549193, 1279647579]

約数ペア:

[(1, 1279647579), (3, 426549193), (7, 182806797), (17, 75273387), (21, 60935599), (51, 25091129), (119, 10753341), (357, 3584447), (991, 1291269), (2973, 430423), (3617, 353787), (6937, 184467), (10851, 117929), (16847, 75957), (20811, 61489), (25319, 50541)]