257947323

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{1381}}^1\times {\mathrm{2707}}^1$

素因数の和:4114

約数の個数: 16

約数和(自身を含む): 359275776

約数和(自身を除く): 101328453

約数列:

[1, 3, 23, 69, 1381, 2707, 4143, 8121, 31763, 62261, 95289, 186783, 3738367, 11215101, 85982441, 257947323]

約数ペア:

[(1, 257947323), (3, 85982441), (23, 11215101), (69, 3738367), (1381, 186783), (2707, 95289), (4143, 62261), (8121, 31763)]