12306725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1259}}^1$

素因数の和:1309

約数の個数: 24

約数和(自身を含む): 16873920

約数和(自身を除く): 4567195

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 575, 1259, 1955, 6295, 9775, 21403, 28957, 31475, 107015, 144785, 492269, 535075, 723925, 2461345, 12306725]

約数ペア:

[(1, 12306725), (5, 2461345), (17, 723925), (23, 535075), (25, 492269), (85, 144785), (115, 107015), (391, 31475), (425, 28957), (575, 21403), (1259, 9775), (1955, 6295)]