7825005

素因数分解:

$3^4\times 5^1\times {\mathrm{139}}^2$

素因数の和:295

約数の個数: 30

約数和(自身を含む): 14128686

約数和(自身を除く): 6303681

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 139, 405, 417, 695, 1251, 2085, 3753, 6255, 11259, 18765, 19321, 56295, 57963, 96605, 173889, 289815, 521667, 869445, 1565001, 2608335, 7825005]

約数ペア:

[(1, 7825005), (3, 2608335), (5, 1565001), (9, 869445), (15, 521667), (27, 289815), (45, 173889), (81, 96605), (135, 57963), (139, 56295), (405, 19321), (417, 18765), (695, 11259), (1251, 6255), (2085, 3753)]