1900485

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{269}}^1$

素因数の和:437

約数の個数: 24

約数和(自身を含む): 3327480

約数和(自身を除く): 1426995

約数列:

[1, 3, 5, 9, 15, 45, 157, 269, 471, 785, 807, 1345, 1413, 2355, 2421, 4035, 7065, 12105, 42233, 126699, 211165, 380097, 633495, 1900485]

約数ペア:

[(1, 1900485), (3, 633495), (5, 380097), (9, 211165), (15, 126699), (45, 42233), (157, 12105), (269, 7065), (471, 4035), (785, 2421), (807, 2355), (1345, 1413)]