25791255

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1997}}^1$

素因数の和:2056

約数の個数: 48

約数和(自身を含む): 52363584

約数和(自身を除く): 26572329

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 287, 315, 369, 615, 861, 1435, 1845, 1997, 2583, 4305, 5991, 9985, 12915, 13979, 17973, 29955, 41937, 69895, 81877, 89865, 125811, 209685, 245631, 409385, 573139, 629055, 736893, 1228155, 1719417, 2865695, 3684465, 5158251, 8597085, 25791255]

約数ペア:

[(1, 25791255), (3, 8597085), (5, 5158251), (7, 3684465), (9, 2865695), (15, 1719417), (21, 1228155), (35, 736893), (41, 629055), (45, 573139), (63, 409385), (105, 245631), (123, 209685), (205, 125811), (287, 89865), (315, 81877), (369, 69895), (615, 41937), (861, 29955), (1435, 17973), (1845, 13979), (1997, 12915), (2583, 9985), (4305, 5991)]