155386919

素因数分解:

${\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 174739488

約数和(自身を除く): 19352569

約数列:

[1, 17, 23, 97, 241, 289, 391, 1649, 2231, 4097, 5543, 6647, 23377, 28033, 37927, 69649, 94231, 397409, 537671, 644759, 1601927, 6755953, 9140407, 155386919]

約数ペア:

[(1, 155386919), (17, 9140407), (23, 6755953), (97, 1601927), (241, 644759), (289, 537671), (391, 397409), (1649, 94231), (2231, 69649), (4097, 37927), (5543, 28033), (6647, 23377)]