201978990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2244211}}^1$

素因数の和:2244224

約数の個数: 24

約数和(自身を含む): 525145608

約数和(自身を除く): 323166618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2244211, 4488422, 6732633, 11221055, 13465266, 20197899, 22442110, 33663165, 40395798, 67326330, 100989495, 201978990]

約数ペア:

[(1, 201978990), (2, 100989495), (3, 67326330), (5, 40395798), (6, 33663165), (9, 22442110), (10, 20197899), (15, 13465266), (18, 11221055), (30, 6732633), (45, 4488422), (90, 2244211)]