15678901242

素因数分解:

$2^1\times 3^4\times {\mathrm{251}}^1\times {\mathrm{385591}}^1$

素因数の和:385856

約数の個数: 40

約数和(自身を含む): 35272413792

約数和(自身を除く): 19593512550

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 251, 502, 753, 1506, 2259, 4518, 6777, 13554, 20331, 40662, 385591, 771182, 1156773, 2313546, 3470319, 6940638, 10410957, 20821914, 31232871, 62465742, 96783341, 193566682, 290350023, 580700046, 871050069, 1742100138, 2613150207, 5226300414, 7839450621, 15678901242]

約数ペア:

[(1, 15678901242), (2, 7839450621), (3, 5226300414), (6, 2613150207), (9, 1742100138), (18, 871050069), (27, 580700046), (54, 290350023), (81, 193566682), (162, 96783341), (251, 62465742), (502, 31232871), (753, 20821914), (1506, 10410957), (2259, 6940638), (4518, 3470319), (6777, 2313546), (13554, 1156773), (20331, 771182), (40662, 385591)]