420171031

素因数分解:

$7^2\times {\mathrm{17}}^2\times {\mathrm{29671}}^1$

素因数の和:29719

約数の個数: 18

約数和(自身を含む): 519230328

約数和(自身を除く): 99059297

約数列:

[1, 7, 17, 49, 119, 289, 833, 2023, 14161, 29671, 207697, 504407, 1453879, 3530849, 8574919, 24715943, 60024433, 420171031]

約数ペア:

[(1, 420171031), (7, 60024433), (17, 24715943), (49, 8574919), (119, 3530849), (289, 1453879), (833, 504407), (2023, 207697), (14161, 29671)]