7915115

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:96

約数の個数: 48

約数和(自身を含む): 11858400

約数和(自身を除く): 3943285

約数列:

[1, 5, 13, 17, 19, 29, 65, 85, 95, 145, 169, 221, 247, 323, 377, 493, 551, 845, 1105, 1235, 1615, 1885, 2465, 2755, 2873, 3211, 4199, 4901, 6409, 7163, 9367, 14365, 16055, 20995, 24505, 32045, 35815, 46835, 54587, 83317, 93119, 121771, 272935, 416585, 465595, 608855, 1583023, 7915115]

約数ペア:

[(1, 7915115), (5, 1583023), (13, 608855), (17, 465595), (19, 416585), (29, 272935), (65, 121771), (85, 93119), (95, 83317), (145, 54587), (169, 46835), (221, 35815), (247, 32045), (323, 24505), (377, 20995), (493, 16055), (551, 14365), (845, 9367), (1105, 7163), (1235, 6409), (1615, 4901), (1885, 4199), (2465, 3211), (2755, 2873)]