1221795

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1429}}^1$

素因数の和:1459

約数の個数: 24

約数和(自身を含む): 2230800

約数和(自身を除く): 1009005

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 1429, 4287, 7145, 12861, 21435, 27151, 64305, 81453, 135755, 244359, 407265, 1221795]

約数ペア:

[(1, 1221795), (3, 407265), (5, 244359), (9, 135755), (15, 81453), (19, 64305), (45, 27151), (57, 21435), (95, 12861), (171, 7145), (285, 4287), (855, 1429)]