51219378

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:130

約数の個数: 120

約数和(自身を含む): 138416256

約数和(自身を除く): 87196878

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 47, 54, 62, 63, 81, 93, 94, 126, 141, 162, 186, 189, 217, 279, 282, 329, 378, 423, 434, 558, 567, 651, 658, 837, 846, 961, 987, 1134, 1269, 1302, 1457, 1674, 1922, 1953, 1974, 2511, 2538, 2883, 2914, 2961, 3807, 3906, 4371, 5022, 5766, 5859, 5922, 6727, 7614, 8649, 8742, 8883, 10199, 11718, 13113, 13454, 17298, 17577, 17766, 20181, 20398, 25947, 26226, 26649, 30597, 35154, 39339, 40362, 45167, 51894, 53298, 60543, 61194, 77841, 78678, 90334, 91791, 118017, 121086, 135501, 155682, 181629, 183582, 236034, 271002, 275373, 316169, 363258, 406503, 544887, 550746, 632338, 813006, 826119, 948507, 1089774, 1219509, 1652238, 1897014, 2439018, 2845521, 3658527, 5691042, 7317054, 8536563, 17073126, 25609689, 51219378]

約数ペア:

[(1, 51219378), (2, 25609689), (3, 17073126), (6, 8536563), (7, 7317054), (9, 5691042), (14, 3658527), (18, 2845521), (21, 2439018), (27, 1897014), (31, 1652238), (42, 1219509), (47, 1089774), (54, 948507), (62, 826119), (63, 813006), (81, 632338), (93, 550746), (94, 544887), (126, 406503), (141, 363258), (162, 316169), (186, 275373), (189, 271002), (217, 236034), (279, 183582), (282, 181629), (329, 155682), (378, 135501), (423, 121086), (434, 118017), (558, 91791), (567, 90334), (651, 78678), (658, 77841), (837, 61194), (846, 60543), (961, 53298), (987, 51894), (1134, 45167), (1269, 40362), (1302, 39339), (1457, 35154), (1674, 30597), (1922, 26649), (1953, 26226), (1974, 25947), (2511, 20398), (2538, 20181), (2883, 17766), (2914, 17577), (2961, 17298), (3807, 13454), (3906, 13113), (4371, 11718), (5022, 10199), (5766, 8883), (5859, 8742), (5922, 8649), (6727, 7614)]