259491609

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{3583}}^1$

素因数の和:4221

約数の個数: 24

約数和(自身を含む): 404418560

約数和(自身を除く): 144926951

約数列:

[1, 3, 9, 13, 39, 117, 619, 1857, 3583, 5571, 8047, 10749, 24141, 32247, 46579, 72423, 139737, 419211, 2217877, 6653631, 19960893, 28832401, 86497203, 259491609]

約数ペア:

[(1, 259491609), (3, 86497203), (9, 28832401), (13, 19960893), (39, 6653631), (117, 2217877), (619, 419211), (1857, 139737), (3583, 72423), (5571, 46579), (8047, 32247), (10749, 24141)]