6778325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 9140040

約数和(自身を除く): 2361715

約数列:

[1, 5, 17, 25, 41, 85, 205, 389, 425, 697, 1025, 1945, 3485, 6613, 9725, 15949, 17425, 33065, 79745, 165325, 271133, 398725, 1355665, 6778325]

約数ペア:

[(1, 6778325), (5, 1355665), (17, 398725), (25, 271133), (41, 165325), (85, 79745), (205, 33065), (389, 17425), (425, 15949), (697, 9725), (1025, 6613), (1945, 3485)]