13278475

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3299}}^1$

素因数の和:3339

約数の個数: 24

約数和(自身を含む): 19641600

約数和(自身を除く): 6363125

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 575, 805, 3299, 4025, 16495, 23093, 75877, 82475, 115465, 379385, 531139, 577325, 1896925, 2655695, 13278475]

約数ペア:

[(1, 13278475), (5, 2655695), (7, 1896925), (23, 577325), (25, 531139), (35, 379385), (115, 115465), (161, 82475), (175, 75877), (575, 23093), (805, 16495), (3299, 4025)]