16987165

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15373}}^1$

素因数の和:15408

約数の個数: 16

約数和(自身を含む): 23245488

約数和(自身を除く): 6258323

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 15373, 76865, 199849, 261341, 999245, 1306705, 3397433, 16987165]

約数ペア:

[(1, 16987165), (5, 3397433), (13, 1306705), (17, 999245), (65, 261341), (85, 199849), (221, 76865), (1105, 15373)]