1221973931519

素因数分解:

${\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1\times {\mathrm{3947569}}^1$

素因数の和:3947950

約数の個数: 16

約数和(自身を含む): 1350637390080

約数和(自身を除く): 128663458561

約数列:

[1, 11, 107, 263, 1177, 2893, 28141, 309551, 3947569, 43423259, 422389883, 1038210647, 4646288713, 11420317117, 111088539229, 1221973931519]

約数ペア:

[(1, 1221973931519), (11, 111088539229), (107, 11420317117), (263, 4646288713), (1177, 1038210647), (2893, 422389883), (28141, 43423259), (309551, 3947569)]