247689491

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{4691}}^1$

素因数の和:5114

約数の個数: 16

約数和(自身を含む): 298786560

約数和(自身を除く): 51097069

約数列:

[1, 7, 19, 133, 397, 2779, 4691, 7543, 32837, 52801, 89129, 623903, 1862327, 13036289, 35384213, 247689491]

約数ペア:

[(1, 247689491), (7, 35384213), (19, 13036289), (133, 1862327), (397, 623903), (2779, 89129), (4691, 52801), (7543, 32837)]