1020594897

素因数分解:

$3^6\times 7^1\times {\mathrm{199999}}^1$

素因数の和:200024

約数の個数: 28

約数和(自身を含む): 1748800000

約数和(自身を除く): 728205103

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 199999, 599997, 1399993, 1799991, 4199979, 5399973, 12599937, 16199919, 37799811, 48599757, 113399433, 145799271, 340198299, 1020594897]

約数ペア:

[(1, 1020594897), (3, 340198299), (7, 145799271), (9, 113399433), (21, 48599757), (27, 37799811), (63, 16199919), (81, 12599937), (189, 5399973), (243, 4199979), (567, 1799991), (729, 1399993), (1701, 599997), (5103, 199999)]