31818906

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:270

約数の個数: 96

約数和(自身を含む): 83865600

約数和(自身を除く): 52046694

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 47, 54, 63, 81, 94, 126, 141, 162, 189, 199, 243, 282, 329, 378, 398, 423, 486, 567, 597, 658, 846, 987, 1134, 1194, 1269, 1393, 1701, 1791, 1974, 2538, 2786, 2961, 3402, 3582, 3807, 4179, 5373, 5922, 7614, 8358, 8883, 9353, 10746, 11421, 12537, 16119, 17766, 18706, 22842, 25074, 26649, 28059, 32238, 37611, 48357, 53298, 56118, 65471, 75222, 79947, 84177, 96714, 112833, 130942, 159894, 168354, 196413, 225666, 252531, 338499, 392826, 505062, 589239, 676998, 757593, 1178478, 1515186, 1767717, 2272779, 3535434, 4545558, 5303151, 10606302, 15909453, 31818906]

約数ペア:

[(1, 31818906), (2, 15909453), (3, 10606302), (6, 5303151), (7, 4545558), (9, 3535434), (14, 2272779), (18, 1767717), (21, 1515186), (27, 1178478), (42, 757593), (47, 676998), (54, 589239), (63, 505062), (81, 392826), (94, 338499), (126, 252531), (141, 225666), (162, 196413), (189, 168354), (199, 159894), (243, 130942), (282, 112833), (329, 96714), (378, 84177), (398, 79947), (423, 75222), (486, 65471), (567, 56118), (597, 53298), (658, 48357), (846, 37611), (987, 32238), (1134, 28059), (1194, 26649), (1269, 25074), (1393, 22842), (1701, 18706), (1791, 17766), (1974, 16119), (2538, 12537), (2786, 11421), (2961, 10746), (3402, 9353), (3582, 8883), (3807, 8358), (4179, 7614), (5373, 5922)]