220194009749

素因数分解:

$7^3\times {\mathrm{2857}}^1\times {\mathrm{224699}}^1$

素因数の和:227577

約数の個数: 16

約数和(自身を含む): 256877040000

約数和(自身を除く): 36683030251

約数列:

[1, 7, 49, 343, 2857, 19999, 139993, 224699, 979951, 1572893, 11010251, 77071757, 641965043, 4493755301, 31456287107, 220194009749]

約数ペア:

[(1, 220194009749), (7, 31456287107), (49, 4493755301), (343, 641965043), (2857, 77071757), (19999, 11010251), (139993, 1572893), (224699, 979951)]