12821562

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{349}}^1$

素因数の和:527

約数の個数: 48

約数和(自身を含む): 30193800

約数和(自身を除く): 17372238

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 157, 234, 314, 349, 471, 698, 942, 1047, 1413, 2041, 2094, 2826, 3141, 4082, 4537, 6123, 6282, 9074, 12246, 13611, 18369, 27222, 36738, 40833, 54793, 81666, 109586, 164379, 328758, 493137, 712309, 986274, 1424618, 2136927, 4273854, 6410781, 12821562]

約数ペア:

[(1, 12821562), (2, 6410781), (3, 4273854), (6, 2136927), (9, 1424618), (13, 986274), (18, 712309), (26, 493137), (39, 328758), (78, 164379), (117, 109586), (157, 81666), (234, 54793), (314, 40833), (349, 36738), (471, 27222), (698, 18369), (942, 13611), (1047, 12246), (1413, 9074), (2041, 6282), (2094, 6123), (2826, 4537), (3141, 4082)]