1489577089

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{20959}}^1$

素因数の和:21061

約数の個数: 32

約数和(自身を含む): 2028257280

約数和(自身を除く): 538680191

約数列:

[1, 7, 11, 13, 71, 77, 91, 143, 497, 781, 923, 1001, 5467, 6461, 10153, 20959, 71071, 146713, 230549, 272467, 1488089, 1613843, 1907269, 2997137, 10416623, 16368979, 19345157, 20979959, 114582853, 135416099, 212796727, 1489577089]

約数ペア:

[(1, 1489577089), (7, 212796727), (11, 135416099), (13, 114582853), (71, 20979959), (77, 19345157), (91, 16368979), (143, 10416623), (497, 2997137), (781, 1907269), (923, 1613843), (1001, 1488089), (5467, 272467), (6461, 230549), (10153, 146713), (20959, 71071)]