16000515

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8269}}^1$

素因数の和:8323

約数の個数: 24

約数和(自身を含む): 28382640

約数和(自身を除く): 12382125

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 8269, 24807, 41345, 74421, 124035, 355567, 372105, 1066701, 1777835, 3200103, 5333505, 16000515]

約数ペア:

[(1, 16000515), (3, 5333505), (5, 3200103), (9, 1777835), (15, 1066701), (43, 372105), (45, 355567), (129, 124035), (215, 74421), (387, 41345), (645, 24807), (1935, 8269)]