661713273

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{1163}}^1\times {\mathrm{1621}}^1$

素因数の和:2806

約数の個数: 32

約数和(自身を含む): 1057284480

約数和(自身を除く): 395571207

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 1163, 1621, 3489, 4863, 10467, 14589, 15119, 21073, 31401, 43767, 45357, 63219, 136071, 189657, 408213, 568971, 1885223, 5655669, 16967007, 24507899, 50901021, 73523697, 220571091, 661713273]

約数ペア:

[(1, 661713273), (3, 220571091), (9, 73523697), (13, 50901021), (27, 24507899), (39, 16967007), (117, 5655669), (351, 1885223), (1163, 568971), (1621, 408213), (3489, 189657), (4863, 136071), (10467, 63219), (14589, 45357), (15119, 43767), (21073, 31401)]