68719245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{10729}}^1$

素因数の和:10805

約数の個数: 32

約数和(自身を含む): 127729920

約数和(自身を除く): 59010675

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1281, 2135, 6405, 10729, 32187, 53645, 75103, 160935, 225309, 375515, 654469, 1126545, 1963407, 3272345, 4581283, 9817035, 13743849, 22906415, 68719245]

約数ペア:

[(1, 68719245), (3, 22906415), (5, 13743849), (7, 9817035), (15, 4581283), (21, 3272345), (35, 1963407), (61, 1126545), (105, 654469), (183, 375515), (305, 225309), (427, 160935), (915, 75103), (1281, 53645), (2135, 32187), (6405, 10729)]