15983553

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 23794560

約数和(自身を除く): 7811007

約数列:

[1, 3, 17, 29, 51, 87, 101, 107, 303, 321, 493, 1479, 1717, 1819, 2929, 3103, 5151, 5457, 8787, 9309, 10807, 32421, 49793, 52751, 149379, 158253, 183719, 313403, 551157, 940209, 5327851, 15983553]

約数ペア:

[(1, 15983553), (3, 5327851), (17, 940209), (29, 551157), (51, 313403), (87, 183719), (101, 158253), (107, 149379), (303, 52751), (321, 49793), (493, 32421), (1479, 10807), (1717, 9309), (1819, 8787), (2929, 5457), (3103, 5151)]