25427409

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 40427520

約数和(自身を除く): 15000111

約数列:

[1, 3, 7, 21, 31, 93, 139, 217, 281, 417, 651, 843, 973, 1967, 2919, 4309, 5901, 8711, 12927, 26133, 30163, 39059, 60977, 90489, 117177, 182931, 273413, 820239, 1210829, 3632487, 8475803, 25427409]

約数ペア:

[(1, 25427409), (3, 8475803), (7, 3632487), (21, 1210829), (31, 820239), (93, 273413), (139, 182931), (217, 117177), (281, 90489), (417, 60977), (651, 39059), (843, 30163), (973, 26133), (1967, 12927), (2919, 8711), (4309, 5901)]