8380463

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 11235840

約数和(自身を除く): 2855377

約数列:

[1, 7, 13, 19, 37, 91, 131, 133, 247, 259, 481, 703, 917, 1703, 1729, 2489, 3367, 4847, 4921, 9139, 11921, 17423, 32357, 33929, 63011, 63973, 92093, 226499, 441077, 644651, 1197209, 8380463]

約数ペア:

[(1, 8380463), (7, 1197209), (13, 644651), (19, 441077), (37, 226499), (91, 92093), (131, 63973), (133, 63011), (247, 33929), (259, 32357), (481, 17423), (703, 11921), (917, 9139), (1703, 4921), (1729, 4847), (2489, 3367)]