8747271

素因数分解:

$3^6\times {\mathrm{13}}^2\times {\mathrm{71}}^1$

素因数の和:115

約数の個数: 42

約数和(自身を含む): 14401368

約数和(自身を除く): 5654097

約数列:

[1, 3, 9, 13, 27, 39, 71, 81, 117, 169, 213, 243, 351, 507, 639, 729, 923, 1053, 1521, 1917, 2769, 3159, 4563, 5751, 8307, 9477, 11999, 13689, 17253, 24921, 35997, 41067, 51759, 74763, 107991, 123201, 224289, 323973, 672867, 971919, 2915757, 8747271]

約数ペア:

[(1, 8747271), (3, 2915757), (9, 971919), (13, 672867), (27, 323973), (39, 224289), (71, 123201), (81, 107991), (117, 74763), (169, 51759), (213, 41067), (243, 35997), (351, 24921), (507, 17253), (639, 13689), (729, 11999), (923, 9477), (1053, 8307), (1521, 5751), (1917, 4563), (2769, 3159)]