1440159

素因数分解:

$3^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 24

約数和(自身を含む): 2279088

約数和(自身を除く): 838929

約数列:

[1, 3, 7, 21, 49, 97, 101, 147, 291, 303, 679, 707, 2037, 2121, 4753, 4949, 9797, 14259, 14847, 29391, 68579, 205737, 480053, 1440159]

約数ペア:

[(1, 1440159), (3, 480053), (7, 205737), (21, 68579), (49, 29391), (97, 14847), (101, 14259), (147, 9797), (291, 4949), (303, 4753), (679, 2121), (707, 2037)]