7925247681

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{345011}}^1$

素因数の和:345077

約数の個数: 32

約数和(自身を含む): 12365230080

約数和(自身を除く): 4439982399

約数列:

[1, 3, 13, 19, 31, 39, 57, 93, 247, 403, 589, 741, 1209, 1767, 7657, 22971, 345011, 1035033, 4485143, 6555209, 10695341, 13455429, 19665627, 32086023, 85217717, 139039433, 203211479, 255653151, 417118299, 609634437, 2641749227, 7925247681]

約数ペア:

[(1, 7925247681), (3, 2641749227), (13, 609634437), (19, 417118299), (31, 255653151), (39, 203211479), (57, 139039433), (93, 85217717), (247, 32086023), (403, 19665627), (589, 13455429), (741, 10695341), (1209, 6555209), (1767, 4485143), (7657, 1035033), (22971, 345011)]