16515075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{12953}}^1$

素因数の和:12983

約数の個数: 24

約数和(自身を含む): 28913328

約数和(自身を除く): 12398253

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 12953, 38859, 64765, 194295, 220201, 323825, 660603, 971475, 1101005, 3303015, 5505025, 16515075]

約数ペア:

[(1, 16515075), (3, 5505025), (5, 3303015), (15, 1101005), (17, 971475), (25, 660603), (51, 323825), (75, 220201), (85, 194295), (255, 64765), (425, 38859), (1275, 12953)]