67421405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{383}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 91238400

約数和(自身を除く): 23816995

約数列:

[1, 5, 17, 19, 85, 95, 109, 323, 383, 545, 1615, 1853, 1915, 2071, 6511, 7277, 9265, 10355, 32555, 35207, 36385, 41747, 123709, 176035, 208735, 618545, 709699, 793193, 3548495, 3965965, 13484281, 67421405]

約数ペア:

[(1, 67421405), (5, 13484281), (17, 3965965), (19, 3548495), (85, 793193), (95, 709699), (109, 618545), (323, 208735), (383, 176035), (545, 123709), (1615, 41747), (1853, 36385), (1915, 35207), (2071, 32555), (6511, 10355), (7277, 9265)]