16915425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{13267}}^1$

素因数の和:13297

約数の個数: 24

約数和(自身を含む): 29614176

約数和(自身を除く): 12698751

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 13267, 39801, 66335, 199005, 225539, 331675, 676617, 995025, 1127695, 3383085, 5638475, 16915425]

約数ペア:

[(1, 16915425), (3, 5638475), (5, 3383085), (15, 1127695), (17, 995025), (25, 676617), (51, 331675), (75, 225539), (85, 199005), (255, 66335), (425, 39801), (1275, 13267)]