856275

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{233}}^1$

素因数の和:260

約数の個数: 36

約数和(自身を含む): 1653912

約数和(自身を除く): 797637

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 233, 245, 525, 699, 735, 1165, 1225, 1631, 3495, 3675, 4893, 5825, 8155, 11417, 17475, 24465, 34251, 40775, 57085, 122325, 171255, 285425, 856275]

約数ペア:

[(1, 856275), (3, 285425), (5, 171255), (7, 122325), (15, 57085), (21, 40775), (25, 34251), (35, 24465), (49, 17475), (75, 11417), (105, 8155), (147, 5825), (175, 4893), (233, 3675), (245, 3495), (525, 1631), (699, 1225), (735, 1165)]