16021305

素因数分解:

$3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{811}}^1$

素因数の和:1261

約数の個数: 24

約数和(自身を含む): 27867840

約数和(自身を除く): 11846535

約数列:

[1, 3, 5, 9, 15, 45, 439, 811, 1317, 2195, 2433, 3951, 4055, 6585, 7299, 12165, 19755, 36495, 356029, 1068087, 1780145, 3204261, 5340435, 16021305]

約数ペア:

[(1, 16021305), (3, 5340435), (5, 3204261), (9, 1780145), (15, 1068087), (45, 356029), (439, 36495), (811, 19755), (1317, 12165), (2195, 7299), (2433, 6585), (3951, 4055)]