67647471

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 98968320

約数和(自身を除く): 31320849

約数列:

[1, 3, 17, 43, 51, 109, 129, 283, 327, 731, 849, 1853, 2193, 4687, 4811, 5559, 12169, 14061, 14433, 30847, 36507, 79679, 92541, 206873, 239037, 524399, 620619, 1326421, 1573197, 3979263, 22549157, 67647471]

約数ペア:

[(1, 67647471), (3, 22549157), (17, 3979263), (43, 1573197), (51, 1326421), (109, 620619), (129, 524399), (283, 239037), (327, 206873), (731, 92541), (849, 79679), (1853, 36507), (2193, 30847), (4687, 14433), (4811, 14061), (5559, 12169)]