81411281

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1\times {\mathrm{677}}^1$

素因数の和:1144

約数の個数: 16

約数和(自身を含む): 95679360

約数和(自身を除く): 14268079

約数列:

[1, 7, 41, 287, 419, 677, 2933, 4739, 17179, 27757, 120253, 194299, 283663, 1985641, 11630183, 81411281]

約数ペア:

[(1, 81411281), (7, 11630183), (41, 1985641), (287, 283663), (419, 194299), (677, 120253), (2933, 27757), (4739, 17179)]