306621

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:201

約数の個数: 24

約数和(自身を含む): 525824

約数和(自身を除く): 219203

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 157, 217, 279, 471, 651, 1099, 1413, 1953, 3297, 4867, 9891, 14601, 34069, 43803, 102207, 306621]

約数ペア:

[(1, 306621), (3, 102207), (7, 43803), (9, 34069), (21, 14601), (31, 9891), (63, 4867), (93, 3297), (157, 1953), (217, 1413), (279, 1099), (471, 651)]