669485439

素因数分解:

$3^3\times 7^1\times {\mathrm{3542251}}^1$

素因数の和:3542267

約数の個数: 16

約数和(自身を含む): 1133520640

約数和(自身を除く): 464035201

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 3542251, 10626753, 24795757, 31880259, 74387271, 95640777, 223161813, 669485439]

約数ペア:

[(1, 669485439), (3, 223161813), (7, 95640777), (9, 74387271), (21, 31880259), (27, 24795757), (63, 10626753), (189, 3542251)]