991342449

素因数分解:

$3^3\times {\mathrm{1979}}^1\times {\mathrm{18553}}^1$

素因数の和:20541

約数の個数: 16

約数和(自身を含む): 1469476800

約数和(自身を除く): 478134351

約数列:

[1, 3, 9, 27, 1979, 5937, 17811, 18553, 53433, 55659, 166977, 500931, 36716387, 110149161, 330447483, 991342449]

約数ペア:

[(1, 991342449), (3, 330447483), (9, 110149161), (27, 36716387), (1979, 500931), (5937, 166977), (17811, 55659), (18553, 53433)]