12893125

素因数分解:

$5^4\times 7^2\times {\mathrm{421}}^1$

素因数の和:455

約数の個数: 30

約数和(自身を含む): 18786174

約数和(自身を除く): 5893049

約数列:

[1, 5, 7, 25, 35, 49, 125, 175, 245, 421, 625, 875, 1225, 2105, 2947, 4375, 6125, 10525, 14735, 20629, 30625, 52625, 73675, 103145, 263125, 368375, 515725, 1841875, 2578625, 12893125]

約数ペア:

[(1, 12893125), (5, 2578625), (7, 1841875), (25, 515725), (35, 368375), (49, 263125), (125, 103145), (175, 73675), (245, 52625), (421, 30625), (625, 20629), (875, 14735), (1225, 10525), (2105, 6125), (2947, 4375)]