15612225

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 27236352

約数和(自身を除く): 11624127

約数列:

[1, 3, 5, 15, 25, 43, 47, 75, 103, 129, 141, 215, 235, 309, 515, 645, 705, 1075, 1175, 1545, 2021, 2575, 3225, 3525, 4429, 4841, 6063, 7725, 10105, 13287, 14523, 22145, 24205, 30315, 50525, 66435, 72615, 110725, 121025, 151575, 208163, 332175, 363075, 624489, 1040815, 3122445, 5204075, 15612225]

約数ペア:

[(1, 15612225), (3, 5204075), (5, 3122445), (15, 1040815), (25, 624489), (43, 363075), (47, 332175), (75, 208163), (103, 151575), (129, 121025), (141, 110725), (215, 72615), (235, 66435), (309, 50525), (515, 30315), (645, 24205), (705, 22145), (1075, 14523), (1175, 13287), (1545, 10105), (2021, 7725), (2575, 6063), (3225, 4841), (3525, 4429)]