13266575

素因数分解:

$5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^2$

素因数の和:144

約数の個数: 36

約数和(自身を含む): 19717488

約数和(自身を除く): 6450913

約数列:

[1, 5, 7, 25, 35, 41, 43, 175, 205, 215, 287, 301, 1025, 1075, 1435, 1505, 1763, 1849, 7175, 7525, 8815, 9245, 12341, 12943, 44075, 46225, 61705, 64715, 75809, 308525, 323575, 379045, 530663, 1895225, 2653315, 13266575]

約数ペア:

[(1, 13266575), (5, 2653315), (7, 1895225), (25, 530663), (35, 379045), (41, 323575), (43, 308525), (175, 75809), (205, 64715), (215, 61705), (287, 46225), (301, 44075), (1025, 12943), (1075, 12341), (1435, 9245), (1505, 8815), (1763, 7525), (1849, 7175)]