1980797445

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4001611}}^1$

素因数の和:4001633

約数の個数: 24

約数和(自身を含む): 3745508832

約数和(自身を除く): 1764711387

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 4001611, 12004833, 20008055, 36014499, 44017721, 60024165, 132053163, 180072495, 220088605, 396159489, 660265815, 1980797445]

約数ペア:

[(1, 1980797445), (3, 660265815), (5, 396159489), (9, 220088605), (11, 180072495), (15, 132053163), (33, 60024165), (45, 44017721), (55, 36014499), (99, 20008055), (165, 12004833), (495, 4001611)]