81572582

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{1499}}^1$

素因数の和:1557

約数の個数: 48

約数和(自身を含む): 158112000

約数和(自身を除く): 76539418

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 169, 182, 299, 322, 338, 598, 1183, 1499, 2093, 2366, 2998, 3887, 4186, 7774, 10493, 19487, 20986, 27209, 34477, 38974, 54418, 68954, 136409, 241339, 253331, 272818, 448201, 482678, 506662, 896402, 1773317, 3137407, 3546634, 5826613, 6274814, 11653226, 40786291, 81572582]

約数ペア:

[(1, 81572582), (2, 40786291), (7, 11653226), (13, 6274814), (14, 5826613), (23, 3546634), (26, 3137407), (46, 1773317), (91, 896402), (161, 506662), (169, 482678), (182, 448201), (299, 272818), (322, 253331), (338, 241339), (598, 136409), (1183, 68954), (1499, 54418), (2093, 38974), (2366, 34477), (2998, 27209), (3887, 20986), (4186, 19487), (7774, 10493)]