28265699

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{229}}^2$

素因数の和:483

約数の個数: 18

約数和(自身を含む): 36026964

約数和(自身を除く): 7761265

約数列:

[1, 7, 11, 49, 77, 229, 539, 1603, 2519, 11221, 17633, 52441, 123431, 367087, 576851, 2569609, 4037957, 28265699]

約数ペア:

[(1, 28265699), (7, 4037957), (11, 2569609), (49, 576851), (77, 367087), (229, 123431), (539, 52441), (1603, 17633), (2519, 11221)]