196455987

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239873}}^1$

素因数の和:239899

約数の個数: 24

約数和(自身を含む): 349256544

約数和(自身を除く): 152800557

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 239873, 719619, 1679111, 2158857, 3118349, 5037333, 9355047, 15111999, 21828443, 28065141, 65485329, 196455987]

約数ペア:

[(1, 196455987), (3, 65485329), (7, 28065141), (9, 21828443), (13, 15111999), (21, 9355047), (39, 5037333), (63, 3118349), (91, 2158857), (117, 1679111), (273, 719619), (819, 239873)]