491640129

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{6271}}^1$

素因数の和:6589

約数の個数: 24

約数和(自身を含む): 735780864

約数和(自身を除く): 244140735

約数列:

[1, 3, 9, 31, 93, 279, 281, 843, 2529, 6271, 8711, 18813, 26133, 56439, 78399, 194401, 583203, 1749609, 1762151, 5286453, 15859359, 54626681, 163880043, 491640129]

約数ペア:

[(1, 491640129), (3, 163880043), (9, 54626681), (31, 15859359), (93, 5286453), (279, 1762151), (281, 1749609), (843, 583203), (2529, 194401), (6271, 78399), (8711, 56439), (18813, 26133)]