618642915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{28621}}^1$

素因数の和:28771

約数の個数: 32

約数和(自身を含む): 1088093952

約数和(自身を除く): 469451037

約数列:

[1, 3, 5, 11, 15, 33, 55, 131, 165, 393, 655, 1441, 1965, 4323, 7205, 21615, 28621, 85863, 143105, 314831, 429315, 944493, 1574155, 3749351, 4722465, 11248053, 18746755, 41242861, 56240265, 123728583, 206214305, 618642915]

約数ペア:

[(1, 618642915), (3, 206214305), (5, 123728583), (11, 56240265), (15, 41242861), (33, 18746755), (55, 11248053), (131, 4722465), (165, 3749351), (393, 1574155), (655, 944493), (1441, 429315), (1965, 314831), (4323, 143105), (7205, 85863), (21615, 28621)]