1157231725

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{273901}}^1$

素因数の和:273937

約数の個数: 18

約数和(自身を含む): 1553846046

約数和(自身を除く): 396614321

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 273901, 1369505, 3560713, 6847525, 17803565, 46289269, 89017825, 231446345, 1157231725]

約数ペア:

[(1, 1157231725), (5, 231446345), (13, 89017825), (25, 46289269), (65, 17803565), (169, 6847525), (325, 3560713), (845, 1369505), (4225, 273901)]