9871425

素因数分解:

$3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{601}}^1$

素因数の和:690

約数の個数: 36

約数和(自身を含む): 17952844

約数和(自身を除く): 8081419

約数列:

[1, 3, 5, 9, 15, 25, 45, 73, 75, 219, 225, 365, 601, 657, 1095, 1803, 1825, 3005, 3285, 5409, 5475, 9015, 15025, 16425, 27045, 43873, 45075, 131619, 135225, 219365, 394857, 658095, 1096825, 1974285, 3290475, 9871425]

約数ペア:

[(1, 9871425), (3, 3290475), (5, 1974285), (9, 1096825), (15, 658095), (25, 394857), (45, 219365), (73, 135225), (75, 131619), (219, 45075), (225, 43873), (365, 27045), (601, 16425), (657, 15025), (1095, 9015), (1803, 5475), (1825, 5409), (3005, 3285)]