2198055

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 3778560

約数和(自身を除く): 1580505

約数列:

[1, 3, 5, 15, 29, 31, 87, 93, 145, 155, 163, 435, 465, 489, 815, 899, 2445, 2697, 4495, 4727, 5053, 13485, 14181, 15159, 23635, 25265, 70905, 75795, 146537, 439611, 732685, 2198055]

約数ペア:

[(1, 2198055), (3, 732685), (5, 439611), (15, 146537), (29, 75795), (31, 70905), (87, 25265), (93, 23635), (145, 15159), (155, 14181), (163, 13485), (435, 5053), (465, 4727), (489, 4495), (815, 2697), (899, 2445)]