618147035

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{599}}^1\times {\mathrm{647}}^1$

素因数の和:1291

約数の個数: 32

約数和(自身を含む): 839808000

約数和(自身を除く): 221660965

約数列:

[1, 5, 11, 29, 55, 145, 319, 599, 647, 1595, 2995, 3235, 6589, 7117, 17371, 18763, 32945, 35585, 86855, 93815, 191081, 206393, 387553, 955405, 1031965, 1937765, 4263083, 11239037, 21315415, 56195185, 123629407, 618147035]

約数ペア:

[(1, 618147035), (5, 123629407), (11, 56195185), (29, 21315415), (55, 11239037), (145, 4263083), (319, 1937765), (599, 1031965), (647, 955405), (1595, 387553), (2995, 206393), (3235, 191081), (6589, 93815), (7117, 86855), (17371, 35585), (18763, 32945)]