2388940981

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1\times {\mathrm{439}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 2843596800

約数和(自身を除く): 454655819

約数列:

[1, 7, 43, 101, 179, 301, 439, 707, 1253, 3073, 4343, 7697, 18079, 18877, 30401, 44339, 53879, 78581, 126553, 132139, 310373, 550067, 777397, 1906577, 3378983, 5441779, 7936681, 13346039, 23652881, 55556767, 341277283, 2388940981]

約数ペア:

[(1, 2388940981), (7, 341277283), (43, 55556767), (101, 23652881), (179, 13346039), (301, 7936681), (439, 5441779), (707, 3378983), (1253, 1906577), (3073, 777397), (4343, 550067), (7697, 310373), (18079, 132139), (18877, 126553), (30401, 78581), (44339, 53879)]