67990223

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{2287}}^1$

素因数の和:2462

約数の個数: 16

約数和(自身を含む): 80830464

約数和(自身を除く): 12840241

約数列:

[1, 7, 31, 137, 217, 959, 2287, 4247, 16009, 29729, 70897, 313319, 496279, 2193233, 9712889, 67990223]

約数ペア:

[(1, 67990223), (7, 9712889), (31, 2193233), (137, 496279), (217, 313319), (959, 70897), (2287, 29729), (4247, 16009)]