86986978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{176087}}^1$

素因数の和:176121

約数の個数: 16

約数和(自身を含む): 147913920

約数和(自身を除く): 60926942

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 176087, 352174, 2289131, 3345653, 4578262, 6691306, 43493489, 86986978]

約数ペア:

[(1, 86986978), (2, 43493489), (13, 6691306), (19, 4578262), (26, 3345653), (38, 2289131), (247, 352174), (494, 176087)]