8991388

素因数分解:

$2^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{1013}}^1$

素因数の和:1341

約数の個数: 24

約数和(自身を含む): 18057312

約数和(自身を除く): 9065924

約数列:

[1, 2, 4, 7, 14, 28, 317, 634, 1013, 1268, 2026, 2219, 4052, 4438, 7091, 8876, 14182, 28364, 321121, 642242, 1284484, 2247847, 4495694, 8991388]

約数ペア:

[(1, 8991388), (2, 4495694), (4, 2247847), (7, 1284484), (14, 642242), (28, 321121), (317, 28364), (634, 14182), (1013, 8876), (1268, 7091), (2026, 4438), (2219, 4052)]