670155

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1039}}^1$

素因数の和:1090

約数の個数: 16

約数和(自身を含む): 1098240

約数和(自身を除く): 428085

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 1039, 3117, 5195, 15585, 44677, 134031, 223385, 670155]

約数ペア:

[(1, 670155), (3, 223385), (5, 134031), (15, 44677), (43, 15585), (129, 5195), (215, 3117), (645, 1039)]