42991642

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{14321}}^1$

素因数の和:14421

約数の個数: 16

約数和(自身を含む): 68745600

約数和(自身を除く): 25753958

約数列:

[1, 2, 19, 38, 79, 158, 1501, 3002, 14321, 28642, 272099, 544198, 1131359, 2262718, 21495821, 42991642]

約数ペア:

[(1, 42991642), (2, 21495821), (19, 2262718), (38, 1131359), (79, 544198), (158, 272099), (1501, 28642), (3002, 14321)]