420330673

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{887}}^1$

素因数の和:1429

約数の個数: 24

約数和(自身を含む): 516283200

約数和(自身を除く): 95952527

約数列:

[1, 7, 19, 49, 133, 509, 887, 931, 3563, 6209, 9671, 16853, 24941, 43463, 67697, 117971, 451483, 473879, 825797, 3160381, 8578177, 22122667, 60047239, 420330673]

約数ペア:

[(1, 420330673), (7, 60047239), (19, 22122667), (49, 8578177), (133, 3160381), (509, 825797), (887, 473879), (931, 451483), (3563, 117971), (6209, 67697), (9671, 43463), (16853, 24941)]