20221155

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6329}}^1$

素因数の和:6411

約数の個数: 24

約数和(自身を含む): 35549280

約数和(自身を除く): 15328125

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 6329, 18987, 31645, 56961, 94935, 284805, 449359, 1348077, 2246795, 4044231, 6740385, 20221155]

約数ペア:

[(1, 20221155), (3, 6740385), (5, 4044231), (9, 2246795), (15, 1348077), (45, 449359), (71, 284805), (213, 94935), (355, 56961), (639, 31645), (1065, 18987), (3195, 6329)]