25657254

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1297}}^1$

素因数の和:1469

約数の個数: 48

約数和(自身を含む): 63986208

約数和(自身を除く): 38328954

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 157, 314, 471, 942, 1099, 1297, 1413, 2198, 2594, 2826, 3297, 3891, 6594, 7782, 9079, 9891, 11673, 18158, 19782, 23346, 27237, 54474, 81711, 163422, 203629, 407258, 610887, 1221774, 1425403, 1832661, 2850806, 3665322, 4276209, 8552418, 12828627, 25657254]

約数ペア:

[(1, 25657254), (2, 12828627), (3, 8552418), (6, 4276209), (7, 3665322), (9, 2850806), (14, 1832661), (18, 1425403), (21, 1221774), (42, 610887), (63, 407258), (126, 203629), (157, 163422), (314, 81711), (471, 54474), (942, 27237), (1099, 23346), (1297, 19782), (1413, 18158), (2198, 11673), (2594, 9891), (2826, 9079), (3297, 7782), (3891, 6594)]