15712753

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:197

約数の個数: 32

約数和(自身を含む): 20234240

約数和(自身を除く): 4521487

約数列:

[1, 7, 19, 31, 37, 103, 133, 217, 259, 589, 703, 721, 1147, 1957, 3193, 3811, 4123, 4921, 8029, 13699, 21793, 22351, 26677, 60667, 72409, 118141, 152551, 424669, 506863, 826987, 2244679, 15712753]

約数ペア:

[(1, 15712753), (7, 2244679), (19, 826987), (31, 506863), (37, 424669), (103, 152551), (133, 118141), (217, 72409), (259, 60667), (589, 26677), (703, 22351), (721, 21793), (1147, 13699), (1957, 8029), (3193, 4921), (3811, 4123)]