218456442

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^2\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:316

約数の個数: 72

約数和(自身を含む): 498648852

約数和(自身を除く): 280192410

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 73, 93, 146, 173, 186, 219, 279, 346, 438, 519, 558, 657, 961, 1038, 1314, 1557, 1922, 2263, 2883, 3114, 4526, 5363, 5766, 6789, 8649, 10726, 12629, 13578, 16089, 17298, 20367, 25258, 32178, 37887, 40734, 48267, 70153, 75774, 96534, 113661, 140306, 166253, 210459, 227322, 332506, 391499, 420918, 498759, 631377, 782998, 997518, 1174497, 1262754, 1496277, 2348994, 2992554, 3523491, 7046982, 12136469, 24272938, 36409407, 72818814, 109228221, 218456442]

約数ペア:

[(1, 218456442), (2, 109228221), (3, 72818814), (6, 36409407), (9, 24272938), (18, 12136469), (31, 7046982), (62, 3523491), (73, 2992554), (93, 2348994), (146, 1496277), (173, 1262754), (186, 1174497), (219, 997518), (279, 782998), (346, 631377), (438, 498759), (519, 420918), (558, 391499), (657, 332506), (961, 227322), (1038, 210459), (1314, 166253), (1557, 140306), (1922, 113661), (2263, 96534), (2883, 75774), (3114, 70153), (4526, 48267), (5363, 40734), (5766, 37887), (6789, 32178), (8649, 25258), (10726, 20367), (12629, 17298), (13578, 16089)]