3890243

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:434

約数の個数: 16

約数和(自身を含む): 4717056

約数和(自身を除く): 826813

約数列:

[1, 7, 23, 73, 161, 331, 511, 1679, 2317, 7613, 11753, 24163, 53291, 169141, 555749, 3890243]

約数ペア:

[(1, 3890243), (7, 555749), (23, 169141), (73, 53291), (161, 24163), (331, 11753), (511, 7613), (1679, 2317)]