1275255

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1667}}^1$

素因数の和:1695

約数の個数: 24

約数和(自身を含む): 2341872

約数和(自身を除く): 1066617

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 1667, 5001, 8335, 15003, 25005, 28339, 75015, 85017, 141695, 255051, 425085, 1275255]

約数ペア:

[(1, 1275255), (3, 425085), (5, 255051), (9, 141695), (15, 85017), (17, 75015), (45, 28339), (51, 25005), (85, 15003), (153, 8335), (255, 5001), (765, 1667)]