66667041

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 116014080

約数和(自身を除く): 49347039

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 139, 161, 207, 331, 417, 483, 973, 993, 1251, 1449, 2317, 2919, 2979, 3197, 6951, 7613, 8757, 9591, 20853, 22379, 22839, 28773, 46009, 53291, 67137, 68517, 138027, 159873, 201411, 322063, 414081, 479619, 966189, 1058207, 2898567, 3174621, 7407449, 9523863, 22222347, 66667041]

約数ペア:

[(1, 66667041), (3, 22222347), (7, 9523863), (9, 7407449), (21, 3174621), (23, 2898567), (63, 1058207), (69, 966189), (139, 479619), (161, 414081), (207, 322063), (331, 201411), (417, 159873), (483, 138027), (973, 68517), (993, 67137), (1251, 53291), (1449, 46009), (2317, 28773), (2919, 22839), (2979, 22379), (3197, 20853), (6951, 9591), (7613, 8757)]