642489768

素因数分解:

$2^3\times 3^2\times {\mathrm{8923469}}^1$

素因数の和:8923481

約数の個数: 24

約数和(自身を含む): 1740076650

約数和(自身を除く): 1097586882

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 8923469, 17846938, 26770407, 35693876, 53540814, 71387752, 80311221, 107081628, 160622442, 214163256, 321244884, 642489768]

約数ペア:

[(1, 642489768), (2, 321244884), (3, 214163256), (4, 160622442), (6, 107081628), (8, 80311221), (9, 71387752), (12, 53540814), (18, 35693876), (24, 26770407), (36, 17846938), (72, 8923469)]