155750231

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{137}}^1$

素因数の和:232

約数の個数: 36

約数和(自身を含む): 200617776

約数和(自身を除く): 44867545

約数列:

[1, 7, 13, 31, 91, 137, 169, 217, 403, 959, 961, 1183, 1781, 2821, 4247, 5239, 6727, 12467, 12493, 23153, 29729, 36673, 55211, 87451, 131657, 162071, 162409, 386477, 717743, 921599, 1136863, 1711541, 5024201, 11980787, 22250033, 155750231]

約数ペア:

[(1, 155750231), (7, 22250033), (13, 11980787), (31, 5024201), (91, 1711541), (137, 1136863), (169, 921599), (217, 717743), (403, 386477), (959, 162409), (961, 162071), (1183, 131657), (1781, 87451), (2821, 55211), (4247, 36673), (5239, 29729), (6727, 23153), (12467, 12493)]