857839874

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{261059}}^1$

素因数の和:261145

約数の個数: 16

約数和(自身を含む): 1353335040

約数和(自身を除く): 495495166

約数列:

[1, 2, 31, 53, 62, 106, 1643, 3286, 261059, 522118, 8092829, 13836127, 16185658, 27672254, 428919937, 857839874]

約数ペア:

[(1, 857839874), (2, 428919937), (31, 27672254), (53, 16185658), (62, 13836127), (106, 8092829), (1643, 522118), (3286, 261059)]