51684615

素因数分解:

$3^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2213}}^1$

素因数の和:2400

約数の個数: 32

約数和(自身を含む): 92456640

約数和(自身を除く): 40772025

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 173, 519, 865, 1557, 2213, 2595, 4671, 6639, 7785, 11065, 19917, 23355, 33195, 59751, 99585, 298755, 382849, 1148547, 1914245, 3445641, 5742735, 10336923, 17228205, 51684615]

約数ペア:

[(1, 51684615), (3, 17228205), (5, 10336923), (9, 5742735), (15, 3445641), (27, 1914245), (45, 1148547), (135, 382849), (173, 298755), (519, 99585), (865, 59751), (1557, 33195), (2213, 23355), (2595, 19917), (4671, 11065), (6639, 7785)]