156965877

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{2213}}^1$

素因数の和:2330

約数の個数: 32

約数和(自身を含む): 242300160

約数和(自身を除く): 85334283

約数列:

[1, 3, 9, 27, 37, 71, 111, 213, 333, 639, 999, 1917, 2213, 2627, 6639, 7881, 19917, 23643, 59751, 70929, 81881, 157123, 245643, 471369, 736929, 1414107, 2210787, 4242321, 5813551, 17440653, 52321959, 156965877]

約数ペア:

[(1, 156965877), (3, 52321959), (9, 17440653), (27, 5813551), (37, 4242321), (71, 2210787), (111, 1414107), (213, 736929), (333, 471369), (639, 245643), (999, 157123), (1917, 81881), (2213, 70929), (2627, 59751), (6639, 23643), (7881, 19917)]