8161125

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{3109}}^1$

素因数の和:3134

約数の個数: 32

約数和(自身を含む): 15525120

約数和(自身を除く): 7363995

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 875, 2625, 3109, 9327, 15545, 21763, 46635, 65289, 77725, 108815, 233175, 326445, 388625, 544075, 1165875, 1632225, 2720375, 8161125]

約数ペア:

[(1, 8161125), (3, 2720375), (5, 1632225), (7, 1165875), (15, 544075), (21, 388625), (25, 326445), (35, 233175), (75, 108815), (105, 77725), (125, 65289), (175, 46635), (375, 21763), (525, 15545), (875, 9327), (2625, 3109)]