2487266

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:553

約数の個数: 16

約数和(自身を含む): 3931200

約数和(自身を除く): 1443934

約数列:

[1, 2, 23, 46, 139, 278, 389, 778, 3197, 6394, 8947, 17894, 54071, 108142, 1243633, 2487266]

約数ペア:

[(1, 2487266), (2, 1243633), (23, 108142), (46, 54071), (139, 17894), (278, 8947), (389, 6394), (778, 3197)]