289013031

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{27997}}^1$

素因数の和:28071

約数の個数: 24

約数和(自身を含む): 442592384

約数和(自身を除く): 153579353

約数列:

[1, 3, 9, 31, 37, 93, 111, 279, 333, 1147, 3441, 10323, 27997, 83991, 251973, 867907, 1035889, 2603721, 3107667, 7811163, 9323001, 32112559, 96337677, 289013031]

約数ペア:

[(1, 289013031), (3, 96337677), (9, 32112559), (31, 9323001), (37, 7811163), (93, 3107667), (111, 2603721), (279, 1035889), (333, 867907), (1147, 251973), (3441, 83991), (10323, 27997)]