8989819491

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1\times {\mathrm{4831}}^1$

素因数の和:5187

約数の個数: 32

約数和(自身を含む): 12663705600

約数和(自身を除く): 3673886109

約数列:

[1, 3, 23, 69, 149, 181, 447, 543, 3427, 4163, 4831, 10281, 12489, 14493, 26969, 80907, 111113, 333339, 620287, 719819, 874411, 1860861, 2159457, 2623233, 16555837, 20111453, 49667511, 60334359, 130287239, 390861717, 2996606497, 8989819491]

約数ペア:

[(1, 8989819491), (3, 2996606497), (23, 390861717), (69, 130287239), (149, 60334359), (181, 49667511), (447, 20111453), (543, 16555837), (3427, 2623233), (4163, 2159457), (4831, 1860861), (10281, 874411), (12489, 719819), (14493, 620287), (26969, 333339), (80907, 111113)]