28667715

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61651}}^1$

素因数の和:61690

約数の個数: 16

約数和(自身を含む): 47348736

約数和(自身を除く): 18681021

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 61651, 184953, 308255, 924765, 1911181, 5733543, 9555905, 28667715]

約数ペア:

[(1, 28667715), (3, 9555905), (5, 5733543), (15, 1911181), (31, 924765), (93, 308255), (155, 184953), (465, 61651)]