402199889

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{2857}}^1$

素因数の和:2914

約数の個数: 36

約数和(自身を含む): 536612364

約数和(自身を除く): 134412475

約数列:

[1, 7, 13, 17, 49, 91, 119, 169, 221, 637, 833, 1183, 1547, 2857, 2873, 8281, 10829, 19999, 20111, 37141, 48569, 139993, 140777, 259987, 339983, 482833, 631397, 1819909, 2379881, 3379831, 4419779, 8208161, 23658817, 30938453, 57457127, 402199889]

約数ペア:

[(1, 402199889), (7, 57457127), (13, 30938453), (17, 23658817), (49, 8208161), (91, 4419779), (119, 3379831), (169, 2379881), (221, 1819909), (637, 631397), (833, 482833), (1183, 339983), (1547, 259987), (2857, 140777), (2873, 139993), (8281, 48569), (10829, 37141), (19999, 20111)]