90420486

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{26959}}^1$

素因数の和:27020

約数の個数: 32

約数和(自身を含む): 199288320

約数和(自身を除く): 108867834

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 258, 559, 1118, 1677, 3354, 26959, 53918, 80877, 161754, 350467, 700934, 1051401, 1159237, 2102802, 2318474, 3477711, 6955422, 15070081, 30140162, 45210243, 90420486]

約数ペア:

[(1, 90420486), (2, 45210243), (3, 30140162), (6, 15070081), (13, 6955422), (26, 3477711), (39, 2318474), (43, 2102802), (78, 1159237), (86, 1051401), (129, 700934), (258, 350467), (559, 161754), (1118, 80877), (1677, 53918), (3354, 26959)]