142109457

素因数分解:

$3^1\times 7^2\times {\mathrm{569}}^1\times {\mathrm{1699}}^1$

素因数の和:2285

約数の個数: 24

約数和(自身を含む): 220932000

約数和(自身を除く): 78822543

約数列:

[1, 3, 7, 21, 49, 147, 569, 1699, 1707, 3983, 5097, 11893, 11949, 27881, 35679, 83251, 83643, 249753, 966731, 2900193, 6767117, 20301351, 47369819, 142109457]

約数ペア:

[(1, 142109457), (3, 47369819), (7, 20301351), (21, 6767117), (49, 2900193), (147, 966731), (569, 249753), (1699, 83643), (1707, 83251), (3983, 35679), (5097, 27881), (11893, 11949)]