68797421

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1171}}^1$

素因数の和:1305

約数の個数: 24

約数和(自身を含む): 88181280

約数和(自身を除く): 19383859

約数列:

[1, 7, 11, 49, 77, 109, 539, 763, 1171, 1199, 5341, 8197, 8393, 12881, 57379, 58751, 90167, 127639, 631169, 893473, 1404029, 6254311, 9828203, 68797421]

約数ペア:

[(1, 68797421), (7, 9828203), (11, 6254311), (49, 1404029), (77, 893473), (109, 631169), (539, 127639), (763, 90167), (1171, 58751), (1199, 57379), (5341, 12881), (8197, 8393)]