51716826

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 139345920

約数和(自身を除く): 87629094

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 47, 54, 63, 71, 82, 94, 123, 126, 141, 142, 189, 213, 246, 282, 287, 329, 369, 378, 423, 426, 497, 574, 639, 658, 738, 846, 861, 987, 994, 1107, 1269, 1278, 1491, 1722, 1917, 1927, 1974, 2214, 2538, 2583, 2911, 2961, 2982, 3337, 3834, 3854, 4473, 5166, 5781, 5822, 5922, 6674, 7749, 8733, 8883, 8946, 10011, 11562, 13419, 13489, 15498, 17343, 17466, 17766, 20022, 20377, 23359, 26199, 26838, 26978, 30033, 34686, 40467, 40754, 46718, 52029, 52398, 60066, 61131, 70077, 78597, 80934, 90099, 104058, 121401, 122262, 136817, 140154, 157194, 180198, 183393, 210231, 242802, 273634, 364203, 366786, 410451, 420462, 550179, 630693, 728406, 820902, 957719, 1100358, 1231353, 1261386, 1915438, 2462706, 2873157, 3694059, 5746314, 7388118, 8619471, 17238942, 25858413, 51716826]

約数ペア:

[(1, 51716826), (2, 25858413), (3, 17238942), (6, 8619471), (7, 7388118), (9, 5746314), (14, 3694059), (18, 2873157), (21, 2462706), (27, 1915438), (41, 1261386), (42, 1231353), (47, 1100358), (54, 957719), (63, 820902), (71, 728406), (82, 630693), (94, 550179), (123, 420462), (126, 410451), (141, 366786), (142, 364203), (189, 273634), (213, 242802), (246, 210231), (282, 183393), (287, 180198), (329, 157194), (369, 140154), (378, 136817), (423, 122262), (426, 121401), (497, 104058), (574, 90099), (639, 80934), (658, 78597), (738, 70077), (846, 61131), (861, 60066), (987, 52398), (994, 52029), (1107, 46718), (1269, 40754), (1278, 40467), (1491, 34686), (1722, 30033), (1917, 26978), (1927, 26838), (1974, 26199), (2214, 23359), (2538, 20377), (2583, 20022), (2911, 17766), (2961, 17466), (2982, 17343), (3337, 15498), (3834, 13489), (3854, 13419), (4473, 11562), (5166, 10011), (5781, 8946), (5822, 8883), (5922, 8733), (6674, 7749)]