172919345

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 220340736

約数和(自身を除く): 47421391

約数列:

[1, 5, 41, 47, 131, 137, 205, 235, 655, 685, 1927, 5371, 5617, 6157, 6439, 9635, 17947, 26855, 28085, 30785, 32195, 89735, 252437, 263999, 735827, 843509, 1262185, 1319995, 3679135, 4217545, 34583869, 172919345]

約数ペア:

[(1, 172919345), (5, 34583869), (41, 4217545), (47, 3679135), (131, 1319995), (137, 1262185), (205, 843509), (235, 735827), (655, 263999), (685, 252437), (1927, 89735), (5371, 32195), (5617, 30785), (6157, 28085), (6439, 26855), (9635, 17947)]