2541303

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:215

約数の個数: 24

約数和(自身を含む): 3852576

約数和(自身を除く): 1311273

約数列:

[1, 3, 9, 41, 71, 97, 123, 213, 291, 369, 639, 873, 2911, 3977, 6887, 8733, 11931, 20661, 26199, 35793, 61983, 282367, 847101, 2541303]

約数ペア:

[(1, 2541303), (3, 847101), (9, 282367), (41, 61983), (71, 35793), (97, 26199), (123, 20661), (213, 11931), (291, 8733), (369, 6887), (639, 3977), (873, 2911)]