215536685

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{2803}}^1$

素因数の和:2854

約数の個数: 32

約数和(自身を含む): 320328960

約数和(自身を除く): 104792275

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 455, 845, 1183, 2197, 2803, 5915, 10985, 14015, 15379, 19621, 36439, 76895, 98105, 182195, 255073, 473707, 1275365, 2368535, 3315949, 6158191, 16579745, 30790955, 43107337, 215536685]

約数ペア:

[(1, 215536685), (5, 43107337), (7, 30790955), (13, 16579745), (35, 6158191), (65, 3315949), (91, 2368535), (169, 1275365), (455, 473707), (845, 255073), (1183, 182195), (2197, 98105), (2803, 76895), (5915, 36439), (10985, 19621), (14015, 15379)]