78387911

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{1171}}^1$

素因数の和:1382

約数の個数: 16

約数和(自身を含む): 91584768

約数和(自身を除く): 13196857

約数列:

[1, 7, 73, 131, 511, 917, 1171, 8197, 9563, 66941, 85483, 153401, 598381, 1073807, 11198273, 78387911]

約数ペア:

[(1, 78387911), (7, 11198273), (73, 1073807), (131, 598381), (511, 153401), (917, 85483), (1171, 66941), (8197, 9563)]