168799228

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{249703}}^1$

素因数の和:249733

約数の個数: 18

約数和(自身を含む): 319870824

約数和(自身を除く): 151071596

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 249703, 499406, 998812, 3246139, 6492278, 12984556, 42199807, 84399614, 168799228]

約数ペア:

[(1, 168799228), (2, 84399614), (4, 42199807), (13, 12984556), (26, 6492278), (52, 3246139), (169, 998812), (338, 499406), (676, 249703)]