161407485

素因数分解:

$3^4\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1129}}^1$

素因数の和:1499

約数の個数: 40

約数和(自身を含む): 290414520

約数和(自身を除く): 129007035

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 353, 405, 1059, 1129, 1765, 3177, 3387, 5295, 5645, 9531, 10161, 15885, 16935, 28593, 30483, 47655, 50805, 91449, 142965, 152415, 398537, 457245, 1195611, 1992685, 3586833, 5978055, 10760499, 17934165, 32281497, 53802495, 161407485]

約数ペア:

[(1, 161407485), (3, 53802495), (5, 32281497), (9, 17934165), (15, 10760499), (27, 5978055), (45, 3586833), (81, 1992685), (135, 1195611), (353, 457245), (405, 398537), (1059, 152415), (1129, 142965), (1765, 91449), (3177, 50805), (3387, 47655), (5295, 30483), (5645, 28593), (9531, 16935), (10161, 15885)]