16205895

素因数分解:

$3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3187}}^1$

素因数の和:3311

約数の個数: 24

約数和(自身を含む): 28347696

約数和(自身を除く): 12141801

約数列:

[1, 3, 5, 9, 15, 45, 113, 339, 565, 1017, 1695, 3187, 5085, 9561, 15935, 28683, 47805, 143415, 360131, 1080393, 1800655, 3241179, 5401965, 16205895]

約数ペア:

[(1, 16205895), (3, 5401965), (5, 3241179), (9, 1800655), (15, 1080393), (45, 360131), (113, 143415), (339, 47805), (565, 28683), (1017, 15935), (1695, 9561), (3187, 5085)]