81903105

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{62761}}^1$

素因数の和:62801

約数の個数: 24

約数和(自身を含む): 146863080

約数和(自身を除く): 64959975

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 62761, 188283, 313805, 564849, 941415, 1820069, 2824245, 5460207, 9100345, 16380621, 27301035, 81903105]

約数ペア:

[(1, 81903105), (3, 27301035), (5, 16380621), (9, 9100345), (15, 5460207), (29, 2824245), (45, 1820069), (87, 941415), (145, 564849), (261, 313805), (435, 188283), (1305, 62761)]