131569326

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2657}}^1$

素因数の和:2806

約数の個数: 64

約数和(自身を含む): 336821760

約数和(自身を除く): 205252434

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 131, 189, 262, 378, 393, 786, 917, 1179, 1834, 2358, 2657, 2751, 3537, 5314, 5502, 7074, 7971, 8253, 15942, 16506, 18599, 23913, 24759, 37198, 47826, 49518, 55797, 71739, 111594, 143478, 167391, 334782, 348067, 502173, 696134, 1004346, 1044201, 2088402, 2436469, 3132603, 4872938, 6265206, 7309407, 9397809, 14618814, 18795618, 21928221, 43856442, 65784663, 131569326]

約数ペア:

[(1, 131569326), (2, 65784663), (3, 43856442), (6, 21928221), (7, 18795618), (9, 14618814), (14, 9397809), (18, 7309407), (21, 6265206), (27, 4872938), (42, 3132603), (54, 2436469), (63, 2088402), (126, 1044201), (131, 1004346), (189, 696134), (262, 502173), (378, 348067), (393, 334782), (786, 167391), (917, 143478), (1179, 111594), (1834, 71739), (2358, 55797), (2657, 49518), (2751, 47826), (3537, 37198), (5314, 24759), (5502, 23913), (7074, 18599), (7971, 16506), (8253, 15942)]