16679313

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 28993536

約数和(自身を除く): 12314223

約数列:

[1, 3, 7, 9, 21, 43, 47, 63, 129, 131, 141, 301, 329, 387, 393, 423, 903, 917, 987, 1179, 2021, 2709, 2751, 2961, 5633, 6063, 6157, 8253, 14147, 16899, 18189, 18471, 39431, 42441, 43099, 50697, 55413, 118293, 127323, 129297, 264751, 354879, 387891, 794253, 1853257, 2382759, 5559771, 16679313]

約数ペア:

[(1, 16679313), (3, 5559771), (7, 2382759), (9, 1853257), (21, 794253), (43, 387891), (47, 354879), (63, 264751), (129, 129297), (131, 127323), (141, 118293), (301, 55413), (329, 50697), (387, 43099), (393, 42441), (423, 39431), (903, 18471), (917, 18189), (987, 16899), (1179, 14147), (2021, 8253), (2709, 6157), (2751, 6063), (2961, 5633)]