31621284

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{16573}}^1$

素因数の和:16636

約数の個数: 36

約数和(自身を含む): 81444636

約数和(自身を除く): 49823352

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 16573, 33146, 49719, 66292, 99438, 149157, 198876, 298314, 596628, 878369, 1756738, 2635107, 3513476, 5270214, 7905321, 10540428, 15810642, 31621284]

約数ペア:

[(1, 31621284), (2, 15810642), (3, 10540428), (4, 7905321), (6, 5270214), (9, 3513476), (12, 2635107), (18, 1756738), (36, 878369), (53, 596628), (106, 298314), (159, 198876), (212, 149157), (318, 99438), (477, 66292), (636, 49719), (954, 33146), (1908, 16573)]