278555461

素因数分解:

${\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1\times {\mathrm{881}}^1$

素因数の和:1196

約数の個数: 16

約数和(自身を含む): 297198720

約数和(自身を除く): 18643259

約数列:

[1, 23, 59, 233, 881, 1357, 5359, 13747, 20263, 51979, 205273, 316181, 1195517, 4721279, 12111107, 278555461]

約数ペア:

[(1, 278555461), (23, 12111107), (59, 4721279), (233, 1195517), (881, 316181), (1357, 205273), (5359, 51979), (13747, 20263)]