171771273

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{19819}}^1$

素因数の和:19938

約数の個数: 20

約数和(自身を含む): 259007760

約数和(自身を除く): 87236487

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 2889, 8667, 19819, 59457, 178371, 535113, 1605339, 2120633, 6361899, 19085697, 57257091, 171771273]

約数ペア:

[(1, 171771273), (3, 57257091), (9, 19085697), (27, 6361899), (81, 2120633), (107, 1605339), (321, 535113), (963, 178371), (2889, 59457), (8667, 19819)]