27990255

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{27851}}^1$

素因数の和:27926

約数の個数: 16

約数和(自身を含む): 45454464

約数和(自身を除く): 17464209

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 27851, 83553, 139255, 417765, 1866017, 5598051, 9330085, 27990255]

約数ペア:

[(1, 27990255), (3, 9330085), (5, 5598051), (15, 1866017), (67, 417765), (201, 139255), (335, 83553), (1005, 27851)]