9420397

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 11918016

約数和(自身を除く): 2497619

約数列:

[1, 7, 17, 43, 49, 119, 263, 301, 731, 833, 1841, 2107, 4471, 5117, 11309, 12887, 31297, 35819, 79163, 192253, 219079, 554141, 1345771, 9420397]

約数ペア:

[(1, 9420397), (7, 1345771), (17, 554141), (43, 219079), (49, 192253), (119, 79163), (263, 35819), (301, 31297), (731, 12887), (833, 11309), (1841, 5117), (2107, 4471)]