26401425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{20707}}^1$

素因数の和:20737

約数の個数: 24

約数和(自身を含む): 46220256

約数和(自身を除く): 19818831

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 20707, 62121, 103535, 310605, 352019, 517675, 1056057, 1553025, 1760095, 5280285, 8800475, 26401425]

約数ペア:

[(1, 26401425), (3, 8800475), (5, 5280285), (15, 1760095), (17, 1553025), (25, 1056057), (51, 517675), (75, 352019), (85, 310605), (255, 103535), (425, 62121), (1275, 20707)]