128370669

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1667}}^1$

素因数の和:1889

約数の個数: 32

約数和(自身を含む): 207098880

約数和(自身を除く): 78728211

約数列:

[1, 3, 7, 19, 21, 57, 133, 193, 399, 579, 1351, 1667, 3667, 4053, 5001, 11001, 11669, 25669, 31673, 35007, 77007, 95019, 221711, 321731, 665133, 965193, 2252117, 6112889, 6756351, 18338667, 42790223, 128370669]

約数ペア:

[(1, 128370669), (3, 42790223), (7, 18338667), (19, 6756351), (21, 6112889), (57, 2252117), (133, 965193), (193, 665133), (399, 321731), (579, 221711), (1351, 95019), (1667, 77007), (3667, 35007), (4053, 31673), (5001, 25669), (11001, 11669)]