66998505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{638081}}^1$

素因数の和:638096

約数の個数: 16

約数和(自身を含む): 122511744

約数和(自身を除く): 55513239

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 638081, 1914243, 3190405, 4466567, 9571215, 13399701, 22332835, 66998505]

約数ペア:

[(1, 66998505), (3, 22332835), (5, 13399701), (7, 9571215), (15, 4466567), (21, 3190405), (35, 1914243), (105, 638081)]