87985898

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{619}}^1$

素因数の和:723

約数の個数: 64

約数和(自身を含む): 179988480

約数和(自身を除く): 92002582

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 71, 77, 91, 142, 143, 154, 182, 286, 497, 619, 781, 923, 994, 1001, 1238, 1562, 1846, 2002, 4333, 5467, 6461, 6809, 8047, 8666, 10153, 10934, 12922, 13618, 16094, 20306, 43949, 47663, 56329, 71071, 87898, 88517, 95326, 112658, 142142, 177034, 307643, 483439, 571337, 615286, 619619, 966878, 1142674, 1239238, 3384073, 3999359, 6284707, 6768146, 7998718, 12569414, 43992949, 87985898]

約数ペア:

[(1, 87985898), (2, 43992949), (7, 12569414), (11, 7998718), (13, 6768146), (14, 6284707), (22, 3999359), (26, 3384073), (71, 1239238), (77, 1142674), (91, 966878), (142, 619619), (143, 615286), (154, 571337), (182, 483439), (286, 307643), (497, 177034), (619, 142142), (781, 112658), (923, 95326), (994, 88517), (1001, 87898), (1238, 71071), (1562, 56329), (1846, 47663), (2002, 43949), (4333, 20306), (5467, 16094), (6461, 13618), (6809, 12922), (8047, 10934), (8666, 10153)]