488995533

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{219971}}^1$

素因数の和:220009

約数の個数: 24

約数和(自身を含む): 800698080

約数和(自身を除く): 311702547

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 219971, 659913, 1979739, 2859623, 4179449, 8578869, 12538347, 25736607, 37615041, 54332837, 162998511, 488995533]

約数ペア:

[(1, 488995533), (3, 162998511), (9, 54332837), (13, 37615041), (19, 25736607), (39, 12538347), (57, 8578869), (117, 4179449), (171, 2859623), (247, 1979739), (741, 659913), (2223, 219971)]