393996407

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{14593}}^1$

素因数の和:14655

約数の個数: 24

約数和(自身を含む): 499114800

約数和(自身を除く): 105118393

約数列:

[1, 7, 19, 29, 49, 133, 203, 551, 931, 1421, 3857, 14593, 26999, 102151, 277267, 423197, 715057, 1940869, 2962379, 8040743, 13586083, 20736653, 56285201, 393996407]

約数ペア:

[(1, 393996407), (7, 56285201), (19, 20736653), (29, 13586083), (49, 8040743), (133, 2962379), (203, 1940869), (551, 715057), (931, 423197), (1421, 277267), (3857, 102151), (14593, 26999)]