423707907

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 690094080

約数和(自身を除く): 266386173

約数列:

[1, 3, 7, 21, 31, 71, 89, 93, 103, 213, 217, 267, 309, 497, 623, 651, 721, 1491, 1869, 2163, 2201, 2759, 3193, 6319, 6603, 7313, 8277, 9167, 9579, 15407, 18957, 19313, 21939, 22351, 27501, 44233, 46221, 51191, 57939, 64169, 67053, 132699, 153573, 192507, 195889, 226703, 284177, 587667, 650857, 680109, 852531, 1371223, 1586921, 1952571, 1989239, 4113669, 4555999, 4760763, 5967717, 13667997, 20176567, 60529701, 141235969, 423707907]

約数ペア:

[(1, 423707907), (3, 141235969), (7, 60529701), (21, 20176567), (31, 13667997), (71, 5967717), (89, 4760763), (93, 4555999), (103, 4113669), (213, 1989239), (217, 1952571), (267, 1586921), (309, 1371223), (497, 852531), (623, 680109), (651, 650857), (721, 587667), (1491, 284177), (1869, 226703), (2163, 195889), (2201, 192507), (2759, 153573), (3193, 132699), (6319, 67053), (6603, 64169), (7313, 57939), (8277, 51191), (9167, 46221), (9579, 44233), (15407, 27501), (18957, 22351), (19313, 21939)]