1290496683

素因数分解:

$3^1\times 7^4\times {\mathrm{179161}}^1$

素因数の和:179192

約数の個数: 20

約数和(自身を含む): 2007331048

約数和(自身を除く): 716834365

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 179161, 537483, 1254127, 3762381, 8778889, 26336667, 61452223, 184356669, 430165561, 1290496683]

約数ペア:

[(1, 1290496683), (3, 430165561), (7, 184356669), (21, 61452223), (49, 26336667), (147, 8778889), (343, 3762381), (1029, 1254127), (2401, 537483), (7203, 179161)]