42779555

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{563}}^1$

素因数の和:755

約数の個数: 32

約数和(自身を含む): 63673344

約数和(自身を除く): 20893789

約数列:

[1, 5, 7, 13, 35, 65, 91, 167, 455, 563, 835, 1169, 2171, 2815, 3941, 5845, 7319, 10855, 15197, 19705, 36595, 51233, 75985, 94021, 256165, 470105, 658147, 1222273, 3290735, 6111365, 8555911, 42779555]

約数ペア:

[(1, 42779555), (5, 8555911), (7, 6111365), (13, 3290735), (35, 1222273), (65, 658147), (91, 470105), (167, 256165), (455, 94021), (563, 75985), (835, 51233), (1169, 36595), (2171, 19705), (2815, 15197), (3941, 10855), (5845, 7319)]