66620673

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{1999}}^1$

素因数の和:2058

約数の個数: 36

約数和(自身を含む): 115024000

約数和(自身を除く): 48403327

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 529, 1449, 1587, 1999, 3703, 4761, 5997, 11109, 13993, 17991, 33327, 41979, 45977, 125937, 137931, 321839, 413793, 965517, 1057471, 2896551, 3172413, 7402297, 9517239, 22206891, 66620673]

約数ペア:

[(1, 66620673), (3, 22206891), (7, 9517239), (9, 7402297), (21, 3172413), (23, 2896551), (63, 1057471), (69, 965517), (161, 413793), (207, 321839), (483, 137931), (529, 125937), (1449, 45977), (1587, 41979), (1999, 33327), (3703, 17991), (4761, 13993), (5997, 11109)]