13217656

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{239}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 25804800

約数和(自身を除く): 12587144

約数列:

[1, 2, 4, 8, 31, 62, 124, 223, 239, 248, 446, 478, 892, 956, 1784, 1912, 6913, 7409, 13826, 14818, 27652, 29636, 53297, 55304, 59272, 106594, 213188, 426376, 1652207, 3304414, 6608828, 13217656]

約数ペア:

[(1, 13217656), (2, 6608828), (4, 3304414), (8, 1652207), (31, 426376), (62, 213188), (124, 106594), (223, 59272), (239, 55304), (248, 53297), (446, 29636), (478, 27652), (892, 14818), (956, 13826), (1784, 7409), (1912, 6913)]