13286945

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 19554048

約数和(自身を除く): 6267103

約数列:

[1, 5, 7, 17, 35, 85, 119, 137, 163, 595, 685, 815, 959, 1141, 2329, 2771, 4795, 5705, 11645, 13855, 16303, 19397, 22331, 81515, 96985, 111655, 156317, 379627, 781585, 1898135, 2657389, 13286945]

約数ペア:

[(1, 13286945), (5, 2657389), (7, 1898135), (17, 781585), (35, 379627), (85, 156317), (119, 111655), (137, 96985), (163, 81515), (595, 22331), (685, 19397), (815, 16303), (959, 13855), (1141, 11645), (2329, 5705), (2771, 4795)]