68157089

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 95147136

約数和(自身を除く): 26990047

約数列:

[1, 7, 11, 13, 49, 71, 77, 91, 137, 143, 497, 539, 637, 781, 923, 959, 1001, 1507, 1781, 3479, 5467, 6461, 6713, 7007, 9727, 10153, 10549, 12467, 19591, 38269, 45227, 68089, 71071, 73843, 87269, 106997, 126451, 137137, 476623, 497497, 748979, 885157, 959959, 1390961, 5242853, 6196099, 9736727, 68157089]

約数ペア:

[(1, 68157089), (7, 9736727), (11, 6196099), (13, 5242853), (49, 1390961), (71, 959959), (77, 885157), (91, 748979), (137, 497497), (143, 476623), (497, 137137), (539, 126451), (637, 106997), (781, 87269), (923, 73843), (959, 71071), (1001, 68089), (1507, 45227), (1781, 38269), (3479, 19591), (5467, 12467), (6461, 10549), (6713, 10153), (7007, 9727)]