8689653

素因数分解:

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

素因数の和:2038

約数の個数: 32

約数和(自身を含む): 15360000

約数和(自身を除く): 6670347

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 1999, 4347, 5997, 13993, 17991, 41979, 45977, 53973, 125937, 137931, 321839, 377811, 413793, 965517, 1241379, 2896551, 8689653]

約数ペア:

[(1, 8689653), (3, 2896551), (7, 1241379), (9, 965517), (21, 413793), (23, 377811), (27, 321839), (63, 137931), (69, 125937), (161, 53973), (189, 45977), (207, 41979), (483, 17991), (621, 13993), (1449, 5997), (1999, 4347)]