253661526

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{947}}^1$

素因数の和:1625

約数の個数: 48

約数和(自身を含む): 574988544

約数和(自身を除く): 321327018

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 647, 947, 1294, 1894, 1941, 2841, 3882, 5682, 5823, 8523, 11646, 14881, 17046, 21781, 29762, 43562, 44643, 65343, 89286, 130686, 133929, 196029, 267858, 392058, 612709, 1225418, 1838127, 3676254, 5514381, 11028762, 14092307, 28184614, 42276921, 84553842, 126830763, 253661526]

約数ペア:

[(1, 253661526), (2, 126830763), (3, 84553842), (6, 42276921), (9, 28184614), (18, 14092307), (23, 11028762), (46, 5514381), (69, 3676254), (138, 1838127), (207, 1225418), (414, 612709), (647, 392058), (947, 267858), (1294, 196029), (1894, 133929), (1941, 130686), (2841, 89286), (3882, 65343), (5682, 44643), (5823, 43562), (8523, 29762), (11646, 21781), (14881, 17046)]