81202014

素因数分解:

$2^1\times 3^4\times {\mathrm{251}}^1\times {\mathrm{1997}}^1$

素因数の和:2262

約数の個数: 40

約数和(自身を含む): 182769048

約数和(自身を除く): 101567034

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 251, 502, 753, 1506, 1997, 2259, 3994, 4518, 5991, 6777, 11982, 13554, 17973, 20331, 35946, 40662, 53919, 107838, 161757, 323514, 501247, 1002494, 1503741, 3007482, 4511223, 9022446, 13533669, 27067338, 40601007, 81202014]

約数ペア:

[(1, 81202014), (2, 40601007), (3, 27067338), (6, 13533669), (9, 9022446), (18, 4511223), (27, 3007482), (54, 1503741), (81, 1002494), (162, 501247), (251, 323514), (502, 161757), (753, 107838), (1506, 53919), (1997, 40662), (2259, 35946), (3994, 20331), (4518, 17973), (5991, 13554), (6777, 11982)]