968398025

素因数分解:

$5^2\times 7^2\times {\mathrm{790529}}^1$

素因数の和:790553

約数の個数: 18

約数和(自身を含む): 1396866510

約数和(自身を除く): 428468485

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 790529, 3952645, 5533703, 19763225, 27668515, 38735921, 138342575, 193679605, 968398025]

約数ペア:

[(1, 968398025), (5, 193679605), (7, 138342575), (25, 38735921), (35, 27668515), (49, 19763225), (175, 5533703), (245, 3952645), (1225, 790529)]