12578145

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19501}}^1$

素因数の和:19552

約数の個数: 16

約数和(自身を含む): 20594112

約数和(自身を除く): 8015967

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 19501, 58503, 97505, 292515, 838543, 2515629, 4192715, 12578145]

約数ペア:

[(1, 12578145), (3, 4192715), (5, 2515629), (15, 838543), (43, 292515), (129, 97505), (215, 58503), (645, 19501)]