13042281

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{307}}^1$

素因数の和:358

約数の個数: 36

約数和(自身を含む): 21558768

約数和(自身を除く): 8516487

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 289, 307, 357, 833, 867, 921, 2023, 2149, 2499, 5219, 6069, 6447, 14161, 15043, 15657, 36533, 42483, 45129, 88723, 109599, 255731, 266169, 621061, 767193, 1863183, 4347427, 13042281]

約数ペア:

[(1, 13042281), (3, 4347427), (7, 1863183), (17, 767193), (21, 621061), (49, 266169), (51, 255731), (119, 109599), (147, 88723), (289, 45129), (307, 42483), (357, 36533), (833, 15657), (867, 15043), (921, 14161), (2023, 6447), (2149, 6069), (2499, 5219)]