87750047

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{211}}^1\times {\mathrm{491}}^1$

素因数の和:731

約数の個数: 24

約数和(自身を含む): 110979456

約数和(自身を除く): 23229409

約数列:

[1, 7, 11, 77, 121, 211, 491, 847, 1477, 2321, 3437, 5401, 16247, 25531, 37807, 59411, 103601, 178717, 415877, 725207, 1139611, 7977277, 12535721, 87750047]

約数ペア:

[(1, 87750047), (7, 12535721), (11, 7977277), (77, 1139611), (121, 725207), (211, 415877), (491, 178717), (847, 103601), (1477, 59411), (2321, 37807), (3437, 25531), (5401, 16247)]