988785

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 2031744

約数和(自身を除く): 1042959

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 73, 105, 129, 215, 219, 301, 315, 365, 387, 511, 645, 657, 903, 1095, 1505, 1533, 1935, 2555, 2709, 3139, 3285, 4515, 4599, 7665, 9417, 13545, 15695, 21973, 22995, 28251, 47085, 65919, 109865, 141255, 197757, 329595, 988785]

約数ペア:

[(1, 988785), (3, 329595), (5, 197757), (7, 141255), (9, 109865), (15, 65919), (21, 47085), (35, 28251), (43, 22995), (45, 21973), (63, 15695), (73, 13545), (105, 9417), (129, 7665), (215, 4599), (219, 4515), (301, 3285), (315, 3139), (365, 2709), (387, 2555), (511, 1935), (645, 1533), (657, 1505), (903, 1095)]