28097237

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{233}}^1$

素因数の和:377

約数の個数: 24

約数和(自身を含む): 34572096

約数和(自身を除く): 6474859

約数列:

[1, 7, 23, 49, 107, 161, 233, 749, 1127, 1631, 2461, 5243, 5359, 11417, 17227, 24931, 37513, 120589, 174517, 262591, 573413, 1221619, 4013891, 28097237]

約数ペア:

[(1, 28097237), (7, 4013891), (23, 1221619), (49, 573413), (107, 262591), (161, 174517), (233, 120589), (749, 37513), (1127, 24931), (1631, 17227), (2461, 11417), (5243, 5359)]