18028413

素因数分解:

$3^5\times {\mathrm{13}}^2\times {\mathrm{439}}^1$

素因数の和:480

約数の個数: 36

約数和(自身を含む): 29309280

約数和(自身を除く): 11280867

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 169, 243, 351, 439, 507, 1053, 1317, 1521, 3159, 3951, 4563, 5707, 11853, 13689, 17121, 35559, 41067, 51363, 74191, 106677, 154089, 222573, 462267, 667719, 1386801, 2003157, 6009471, 18028413]

約数ペア:

[(1, 18028413), (3, 6009471), (9, 2003157), (13, 1386801), (27, 667719), (39, 462267), (81, 222573), (117, 154089), (169, 106677), (243, 74191), (351, 51363), (439, 41067), (507, 35559), (1053, 17121), (1317, 13689), (1521, 11853), (3159, 5707), (3951, 4563)]