1215075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{953}}^1$

素因数の和:983

約数の個数: 24

約数和(自身を含む): 2129328

約数和(自身を除く): 914253

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 953, 1275, 2859, 4765, 14295, 16201, 23825, 48603, 71475, 81005, 243015, 405025, 1215075]

約数ペア:

[(1, 1215075), (3, 405025), (5, 243015), (15, 81005), (17, 71475), (25, 48603), (51, 23825), (75, 16201), (85, 14295), (255, 4765), (425, 2859), (953, 1275)]