81049770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{900553}}^1$

素因数の和:900566

約数の個数: 24

約数和(自身を含む): 210729636

約数和(自身を除く): 129679866

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 900553, 1801106, 2701659, 4502765, 5403318, 8104977, 9005530, 13508295, 16209954, 27016590, 40524885, 81049770]

約数ペア:

[(1, 81049770), (2, 40524885), (3, 27016590), (5, 16209954), (6, 13508295), (9, 9005530), (10, 8104977), (15, 5403318), (18, 4502765), (30, 2701659), (45, 1801106), (90, 900553)]