221972685

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{122299}}^1$

素因数の和:122329

約数の個数: 24

約数和(自身を含む): 390381600

約数和(自身を除く): 168408915

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1815, 122299, 366897, 611495, 1345289, 1834485, 4035867, 6726445, 14798179, 20179335, 44394537, 73990895, 221972685]

約数ペア:

[(1, 221972685), (3, 73990895), (5, 44394537), (11, 20179335), (15, 14798179), (33, 6726445), (55, 4035867), (121, 1834485), (165, 1345289), (363, 611495), (605, 366897), (1815, 122299)]