13223903

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{653}}^1$

素因数の和:934

約数の個数: 16

約数和(自身を含む): 16574976

約数和(自身を除く): 3351073

約数列:

[1, 7, 11, 77, 263, 653, 1841, 2893, 4571, 7183, 20251, 50281, 171739, 1202173, 1889129, 13223903]

約数ペア:

[(1, 13223903), (7, 1889129), (11, 1202173), (77, 171739), (263, 50281), (653, 20251), (1841, 7183), (2893, 4571)]