81880714

素因数分解:

$2^1\times {\mathrm{241}}^1\times {\mathrm{257}}^1\times {\mathrm{661}}^1$

素因数の和:1161

約数の個数: 16

約数和(自身を含む): 123997896

約数和(自身を除く): 42117182

約数列:

[1, 2, 241, 257, 482, 514, 661, 1322, 61937, 123874, 159301, 169877, 318602, 339754, 40940357, 81880714]

約数ペア:

[(1, 81880714), (2, 40940357), (241, 339754), (257, 318602), (482, 169877), (514, 159301), (661, 123874), (1322, 61937)]