31251501

素因数分解:

$3^6\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:444

約数の個数: 28

約数和(自身を含む): 47322528

約数和(自身を除く): 16071027

約数列:

[1, 3, 9, 27, 81, 163, 243, 263, 489, 729, 789, 1467, 2367, 4401, 7101, 13203, 21303, 39609, 42869, 63909, 118827, 128607, 191727, 385821, 1157463, 3472389, 10417167, 31251501]

約数ペア:

[(1, 31251501), (3, 10417167), (9, 3472389), (27, 1157463), (81, 385821), (163, 191727), (243, 128607), (263, 118827), (489, 63909), (729, 42869), (789, 39609), (1467, 21303), (2367, 13203), (4401, 7101)]