68391495

素因数分解:

$3^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{2371}}^1$

素因数の和:3023

約数の個数: 24

約数和(自身を含む): 118780272

約数和(自身を除く): 50388777

約数列:

[1, 3, 5, 9, 15, 45, 641, 1923, 2371, 3205, 5769, 7113, 9615, 11855, 21339, 28845, 35565, 106695, 1519811, 4559433, 7599055, 13678299, 22797165, 68391495]

約数ペア:

[(1, 68391495), (3, 22797165), (5, 13678299), (9, 7599055), (15, 4559433), (45, 1519811), (641, 106695), (1923, 35565), (2371, 28845), (3205, 21339), (5769, 11855), (7113, 9615)]