15502385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 21513600

約数和(自身を除く): 6011215

約数列:

[1, 5, 17, 19, 29, 85, 95, 145, 323, 331, 493, 551, 1615, 1655, 2465, 2755, 5627, 6289, 9367, 9599, 28135, 31445, 46835, 47995, 106913, 163183, 182381, 534565, 815915, 911905, 3100477, 15502385]

約数ペア:

[(1, 15502385), (5, 3100477), (17, 911905), (19, 815915), (29, 534565), (85, 182381), (95, 163183), (145, 106913), (323, 47995), (331, 46835), (493, 31445), (551, 28135), (1615, 9599), (1655, 9367), (2465, 6289), (2755, 5627)]