401169489

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{7283}}^1$

素因数の和:7397

約数の個数: 32

約数和(自身を含む): 635864064

約数和(自身を除く): 234694575

約数列:

[1, 3, 7, 21, 43, 61, 129, 183, 301, 427, 903, 1281, 2623, 7283, 7869, 18361, 21849, 50981, 55083, 152943, 313169, 444263, 939507, 1332789, 2192183, 3109841, 6576549, 9329523, 19103309, 57309927, 133723163, 401169489]

約数ペア:

[(1, 401169489), (3, 133723163), (7, 57309927), (21, 19103309), (43, 9329523), (61, 6576549), (129, 3109841), (183, 2192183), (301, 1332789), (427, 939507), (903, 444263), (1281, 313169), (2623, 152943), (7283, 55083), (7869, 50981), (18361, 21849)]