220909857

素因数分解:

$3^1\times 7^1\times {\mathrm{2797}}^1\times {\mathrm{3761}}^1$

素因数の和:6568

約数の個数: 16

約数和(自身を含む): 336834432

約数和(自身を除く): 115924575

約数列:

[1, 3, 7, 21, 2797, 3761, 8391, 11283, 19579, 26327, 58737, 78981, 10519517, 31558551, 73636619, 220909857]

約数ペア:

[(1, 220909857), (3, 73636619), (7, 31558551), (21, 10519517), (2797, 78981), (3761, 58737), (8391, 26327), (11283, 19579)]