291363800065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{208499}}^1\times {\mathrm{21499}}^1$

素因数の和:230016

約数の個数: 16

約数和(自身を含む): 376551000000

約数和(自身を除く): 85187199935

約数列:

[1, 5, 13, 65, 21499, 107495, 208499, 279487, 1042495, 1397435, 2710487, 13552435, 4482520001, 22412600005, 58272760013, 291363800065]

約数ペア:

[(1, 291363800065), (5, 58272760013), (13, 22412600005), (65, 4482520001), (21499, 13552435), (107495, 2710487), (208499, 1397435), (279487, 1042495)]