297289713

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{106441}}^1$

素因数の和:106477

約数の個数: 24

約数和(自身を含む): 485375520

約数和(自身を除く): 188085807

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 106441, 319323, 745087, 2022379, 2235261, 5215609, 6067137, 14156653, 15646827, 42469959, 99096571, 297289713]

約数ペア:

[(1, 297289713), (3, 99096571), (7, 42469959), (19, 15646827), (21, 14156653), (49, 6067137), (57, 5215609), (133, 2235261), (147, 2022379), (399, 745087), (931, 319323), (2793, 106441)]