131866938

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{307}}^1\times {\mathrm{487}}^1$

素因数の和:816

約数の個数: 72

約数和(自身を含む): 334125792

約数和(自身を除く): 202258854

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 307, 441, 487, 614, 882, 921, 974, 1461, 1842, 2149, 2763, 2922, 3409, 4298, 4383, 5526, 6447, 6818, 8766, 10227, 12894, 15043, 19341, 20454, 23863, 30086, 30681, 38682, 45129, 47726, 61362, 71589, 90258, 135387, 143178, 149509, 214767, 270774, 299018, 429534, 448527, 897054, 1046563, 1345581, 2093126, 2691162, 3139689, 6279378, 7325941, 9419067, 14651882, 18838134, 21977823, 43955646, 65933469, 131866938]

約数ペア:

[(1, 131866938), (2, 65933469), (3, 43955646), (6, 21977823), (7, 18838134), (9, 14651882), (14, 9419067), (18, 7325941), (21, 6279378), (42, 3139689), (49, 2691162), (63, 2093126), (98, 1345581), (126, 1046563), (147, 897054), (294, 448527), (307, 429534), (441, 299018), (487, 270774), (614, 214767), (882, 149509), (921, 143178), (974, 135387), (1461, 90258), (1842, 71589), (2149, 61362), (2763, 47726), (2922, 45129), (3409, 38682), (4298, 30681), (4383, 30086), (5526, 23863), (6447, 20454), (6818, 19341), (8766, 15043), (10227, 12894)]