220245081

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{616933}}^1$

素因数の和:616960

約数の個数: 16

約数和(自身を含む): 355353984

約数和(自身を除く): 135108903

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 616933, 1850799, 4318531, 10487861, 12955593, 31463583, 73415027, 220245081]

約数ペア:

[(1, 220245081), (3, 73415027), (7, 31463583), (17, 12955593), (21, 10487861), (51, 4318531), (119, 1850799), (357, 616933)]