622871289

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{71867}}^1$

素因数の和:71986

約数の個数: 20

約数和(自身を含む): 939171024

約数和(自身を除く): 316299735

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 2889, 8667, 71867, 215601, 646803, 1940409, 5821227, 7689769, 23069307, 69207921, 207623763, 622871289]

約数ペア:

[(1, 622871289), (3, 207623763), (9, 69207921), (27, 23069307), (81, 7689769), (107, 5821227), (321, 1940409), (963, 646803), (2889, 215601), (8667, 71867)]