8644818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:319

約数の個数: 64

約数和(自身を含む): 21676032

約数和(自身を除く): 13031214

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 71, 78, 91, 142, 182, 213, 223, 273, 426, 446, 497, 546, 669, 923, 994, 1338, 1491, 1561, 1846, 2769, 2899, 2982, 3122, 4683, 5538, 5798, 6461, 8697, 9366, 12922, 15833, 17394, 19383, 20293, 31666, 38766, 40586, 47499, 60879, 94998, 110831, 121758, 205829, 221662, 332493, 411658, 617487, 664986, 1234974, 1440803, 2881606, 4322409, 8644818]

約数ペア:

[(1, 8644818), (2, 4322409), (3, 2881606), (6, 1440803), (7, 1234974), (13, 664986), (14, 617487), (21, 411658), (26, 332493), (39, 221662), (42, 205829), (71, 121758), (78, 110831), (91, 94998), (142, 60879), (182, 47499), (213, 40586), (223, 38766), (273, 31666), (426, 20293), (446, 19383), (497, 17394), (546, 15833), (669, 12922), (923, 9366), (994, 8697), (1338, 6461), (1491, 5798), (1561, 5538), (1846, 4683), (2769, 3122), (2899, 2982)]