1257216922

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{912349}}^1$

素因数の和:912417

約数の個数: 16

約数和(自身を含む): 2069209800

約数和(自身を除く): 811992878

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 912349, 1824698, 11860537, 23721074, 48354497, 96708994, 628608461, 1257216922]

約数ペア:

[(1, 1257216922), (2, 628608461), (13, 96708994), (26, 48354497), (53, 23721074), (106, 11860537), (689, 1824698), (1378, 912349)]