81450990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{905011}}^1$

素因数の和:905024

約数の個数: 24

約数和(自身を含む): 211772808

約数和(自身を除く): 130321818

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 905011, 1810022, 2715033, 4525055, 5430066, 8145099, 9050110, 13575165, 16290198, 27150330, 40725495, 81450990]

約数ペア:

[(1, 81450990), (2, 40725495), (3, 27150330), (5, 16290198), (6, 13575165), (9, 9050110), (10, 8145099), (15, 5430066), (18, 4525055), (30, 2715033), (45, 1810022), (90, 905011)]