289090425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{296503}}^1$

素因数の和:296529

約数の個数: 24

約数和(自身を含む): 514730944

約数和(自身を除く): 225640519

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 296503, 889509, 1482515, 3854539, 4447545, 7412575, 11563617, 19272695, 22237725, 57818085, 96363475, 289090425]

約数ペア:

[(1, 289090425), (3, 96363475), (5, 57818085), (13, 22237725), (15, 19272695), (25, 11563617), (39, 7412575), (65, 4447545), (75, 3854539), (195, 1482515), (325, 889509), (975, 296503)]