90404391

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1709}}^1$

素因数の和:1959

約数の個数: 32

約数和(自身を含む): 151027200

約数和(自身を除く): 60622809

約数列:

[1, 3, 7, 11, 21, 33, 77, 229, 231, 687, 1603, 1709, 2519, 4809, 5127, 7557, 11963, 17633, 18799, 35889, 52899, 56397, 131593, 391361, 394779, 1174083, 2739527, 4304971, 8218581, 12914913, 30134797, 90404391]

約数ペア:

[(1, 90404391), (3, 30134797), (7, 12914913), (11, 8218581), (21, 4304971), (33, 2739527), (77, 1174083), (229, 394779), (231, 391361), (687, 131593), (1603, 56397), (1709, 52899), (2519, 35889), (4809, 18799), (5127, 17633), (7557, 11963)]