65575671

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 105850368

約数和(自身を除く): 40274697

約数列:

[1, 3, 7, 21, 49, 61, 71, 103, 147, 183, 213, 309, 427, 497, 721, 1281, 1491, 2163, 2989, 3479, 4331, 5047, 6283, 7313, 8967, 10437, 12993, 15141, 18849, 21939, 30317, 43981, 51191, 90951, 131943, 153573, 212219, 307867, 358337, 446093, 636657, 923601, 1075011, 1338279, 3122651, 9367953, 21858557, 65575671]

約数ペア:

[(1, 65575671), (3, 21858557), (7, 9367953), (21, 3122651), (49, 1338279), (61, 1075011), (71, 923601), (103, 636657), (147, 446093), (183, 358337), (213, 307867), (309, 212219), (427, 153573), (497, 131943), (721, 90951), (1281, 51191), (1491, 43981), (2163, 30317), (2989, 21939), (3479, 18849), (4331, 15141), (5047, 12993), (6283, 10437), (7313, 8967)]