420123262

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{304879}}^1$

素因数の和:304947

約数の個数: 16

約数和(自身を含む): 691467840

約数和(自身を除く): 271344578

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 304879, 609758, 3963427, 7926854, 16158587, 32317174, 210061631, 420123262]

約数ペア:

[(1, 420123262), (2, 210061631), (13, 32317174), (26, 16158587), (53, 7926854), (106, 3963427), (689, 609758), (1378, 304879)]