15718122

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:344

約数の個数: 72

約数和(自身を含む): 40334112

約数和(自身を除く): 24615990

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 71, 98, 126, 142, 147, 213, 251, 294, 426, 441, 497, 502, 639, 753, 882, 994, 1278, 1491, 1506, 1757, 2259, 2982, 3479, 3514, 4473, 4518, 5271, 6958, 8946, 10437, 10542, 12299, 15813, 17821, 20874, 24598, 31311, 31626, 35642, 36897, 53463, 62622, 73794, 106926, 110691, 124747, 160389, 221382, 249494, 320778, 374241, 748482, 873229, 1122723, 1746458, 2245446, 2619687, 5239374, 7859061, 15718122]

約数ペア:

[(1, 15718122), (2, 7859061), (3, 5239374), (6, 2619687), (7, 2245446), (9, 1746458), (14, 1122723), (18, 873229), (21, 748482), (42, 374241), (49, 320778), (63, 249494), (71, 221382), (98, 160389), (126, 124747), (142, 110691), (147, 106926), (213, 73794), (251, 62622), (294, 53463), (426, 36897), (441, 35642), (497, 31626), (502, 31311), (639, 24598), (753, 20874), (882, 17821), (994, 15813), (1278, 12299), (1491, 10542), (1506, 10437), (1757, 8946), (2259, 6958), (2982, 5271), (3479, 4518), (3514, 4473)]