172968812

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{149627}}^1$

素因数の和:149665

約数の個数: 18

約数和(自身を含む): 321550572

約数和(自身を除く): 148581760

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 149627, 299254, 598508, 2543659, 5087318, 10174636, 43242203, 86484406, 172968812]

約数ペア:

[(1, 172968812), (2, 86484406), (4, 43242203), (17, 10174636), (34, 5087318), (68, 2543659), (289, 598508), (578, 299254), (1156, 149627)]