31341282

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 74323200

約数和(自身を除く): 42981918

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 97, 98, 147, 157, 194, 291, 294, 314, 343, 471, 582, 679, 686, 942, 1029, 1099, 1358, 2037, 2058, 2198, 3297, 4074, 4753, 6594, 7693, 9506, 14259, 15229, 15386, 23079, 28518, 30458, 33271, 45687, 46158, 53851, 66542, 91374, 99813, 106603, 107702, 161553, 199626, 213206, 319809, 323106, 639618, 746221, 1492442, 2238663, 4477326, 5223547, 10447094, 15670641, 31341282]

約数ペア:

[(1, 31341282), (2, 15670641), (3, 10447094), (6, 5223547), (7, 4477326), (14, 2238663), (21, 1492442), (42, 746221), (49, 639618), (97, 323106), (98, 319809), (147, 213206), (157, 199626), (194, 161553), (291, 107702), (294, 106603), (314, 99813), (343, 91374), (471, 66542), (582, 53851), (679, 46158), (686, 45687), (942, 33271), (1029, 30458), (1099, 28518), (1358, 23079), (2037, 15386), (2058, 15229), (2198, 14259), (3297, 9506), (4074, 7693), (4753, 6594)]