39680145

素因数分解:

$3^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1699}}^1$

素因数の和:1886

約数の個数: 32

約数和(自身を含む): 70992000

約数和(自身を除く): 31311855

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 173, 519, 865, 1557, 1699, 2595, 4671, 5097, 7785, 8495, 15291, 23355, 25485, 45873, 76455, 229365, 293927, 881781, 1469635, 2645343, 4408905, 7936029, 13226715, 39680145]

約数ペア:

[(1, 39680145), (3, 13226715), (5, 7936029), (9, 4408905), (15, 2645343), (27, 1469635), (45, 881781), (135, 293927), (173, 229365), (519, 76455), (865, 45873), (1557, 25485), (1699, 23355), (2595, 15291), (4671, 8495), (5097, 7785)]