16716791

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:220

約数の個数: 32

約数和(自身を含む): 22041600

約数和(自身を除く): 5324809

約数列:

[1, 7, 13, 23, 49, 91, 161, 163, 299, 343, 637, 1127, 1141, 2093, 2119, 3749, 4459, 7889, 7987, 14651, 14833, 26243, 48737, 55909, 102557, 103831, 183701, 341159, 726817, 1285907, 2388113, 16716791]

約数ペア:

[(1, 16716791), (7, 2388113), (13, 1285907), (23, 726817), (49, 341159), (91, 183701), (161, 103831), (163, 102557), (299, 55909), (343, 48737), (637, 26243), (1127, 14833), (1141, 14651), (2093, 7987), (2119, 7889), (3749, 4459)]