64989855

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1069}}^1$

素因数の和:1280

約数の個数: 48

約数和(自身を含む): 129529920

約数和(自身を除く): 64540065

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 193, 315, 579, 965, 1069, 1351, 1737, 2895, 3207, 4053, 5345, 6755, 7483, 8685, 9621, 12159, 16035, 20265, 22449, 37415, 48105, 60795, 67347, 112245, 206317, 336735, 618951, 1031585, 1444219, 1856853, 3094755, 4332657, 7221095, 9284265, 12997971, 21663285, 64989855]

約数ペア:

[(1, 64989855), (3, 21663285), (5, 12997971), (7, 9284265), (9, 7221095), (15, 4332657), (21, 3094755), (35, 1856853), (45, 1444219), (63, 1031585), (105, 618951), (193, 336735), (315, 206317), (579, 112245), (965, 67347), (1069, 60795), (1351, 48105), (1737, 37415), (2895, 22449), (3207, 20265), (4053, 16035), (5345, 12159), (6755, 9621), (7483, 8685)]