20551125

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{7829}}^1$

素因数の和:7854

約数の個数: 32

約数和(自身を含む): 39087360

約数和(自身を除く): 18536235

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 875, 2625, 7829, 23487, 39145, 54803, 117435, 164409, 195725, 274015, 587175, 822045, 978625, 1370075, 2935875, 4110225, 6850375, 20551125]

約数ペア:

[(1, 20551125), (3, 6850375), (5, 4110225), (7, 2935875), (15, 1370075), (21, 978625), (25, 822045), (35, 587175), (75, 274015), (105, 195725), (125, 164409), (175, 117435), (375, 54803), (525, 39145), (875, 23487), (2625, 7829)]