17641899

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 29877120

約数和(自身を除く): 12235221

約数列:

[1, 3, 9, 11, 19, 33, 57, 83, 99, 113, 171, 209, 249, 339, 627, 747, 913, 1017, 1243, 1577, 1881, 2147, 2739, 3729, 4731, 6441, 8217, 9379, 11187, 14193, 17347, 19323, 23617, 28137, 52041, 70851, 84411, 103169, 156123, 178201, 212553, 309507, 534603, 928521, 1603809, 1960211, 5880633, 17641899]

約数ペア:

[(1, 17641899), (3, 5880633), (9, 1960211), (11, 1603809), (19, 928521), (33, 534603), (57, 309507), (83, 212553), (99, 178201), (113, 156123), (171, 103169), (209, 84411), (249, 70851), (339, 52041), (627, 28137), (747, 23617), (913, 19323), (1017, 17347), (1243, 14193), (1577, 11187), (1881, 9379), (2147, 8217), (2739, 6441), (3729, 4731)]