161769439

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 194754560

約数和(自身を除く): 32985121

約数列:

[1, 13, 19, 31, 37, 247, 403, 481, 571, 589, 703, 1147, 7423, 7657, 9139, 10849, 14911, 17701, 21127, 21793, 141037, 230113, 274651, 283309, 336319, 401413, 654937, 4372147, 5218369, 8514181, 12443803, 161769439]

約数ペア:

[(1, 161769439), (13, 12443803), (19, 8514181), (31, 5218369), (37, 4372147), (247, 654937), (403, 401413), (481, 336319), (571, 283309), (589, 274651), (703, 230113), (1147, 141037), (7423, 21793), (7657, 21127), (9139, 17701), (10849, 14911)]