445315

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:79

約数の個数: 24

約数和(自身を含む): 632448

約数和(自身を除く): 187133

約数列:

[1, 5, 13, 17, 31, 65, 85, 155, 169, 221, 403, 527, 845, 1105, 2015, 2635, 2873, 5239, 6851, 14365, 26195, 34255, 89063, 445315]

約数ペア:

[(1, 445315), (5, 89063), (13, 34255), (17, 26195), (31, 14365), (65, 6851), (85, 5239), (155, 2873), (169, 2635), (221, 2015), (403, 1105), (527, 845)]