25120447

素因数分解:

${\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 29434496

約数和(自身を除く): 4314049

約数列:

[1, 11, 31, 37, 121, 181, 341, 407, 1147, 1991, 3751, 4477, 5611, 6697, 12617, 21901, 61721, 73667, 138787, 207607, 678931, 810337, 2283677, 25120447]

約数ペア:

[(1, 25120447), (11, 2283677), (31, 810337), (37, 678931), (121, 207607), (181, 138787), (341, 73667), (407, 61721), (1147, 21901), (1991, 12617), (3751, 6697), (4477, 5611)]