9920907

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 15724800

約数和(自身を除く): 5803893

約数列:

[1, 3, 9, 19, 27, 57, 83, 171, 233, 249, 513, 699, 747, 1577, 2097, 2241, 4427, 4731, 6291, 13281, 14193, 19339, 39843, 42579, 58017, 119529, 174051, 367441, 522153, 1102323, 3306969, 9920907]

約数ペア:

[(1, 9920907), (3, 3306969), (9, 1102323), (19, 522153), (27, 367441), (57, 174051), (83, 119529), (171, 58017), (233, 42579), (249, 39843), (513, 19339), (699, 14193), (747, 13281), (1577, 6291), (2097, 4731), (2241, 4427)]