64987581

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{2609}}^1$

素因数の和:2673

約数の個数: 24

約数和(自身を含む): 95463360

約数和(自身を除く): 30475779

約数列:

[1, 3, 19, 23, 57, 69, 361, 437, 1083, 1311, 2609, 7827, 8303, 24909, 49571, 60007, 148713, 180021, 941849, 1140133, 2825547, 3420399, 21662527, 64987581]

約数ペア:

[(1, 64987581), (3, 21662527), (19, 3420399), (23, 2825547), (57, 1140133), (69, 941849), (361, 180021), (437, 148713), (1083, 60007), (1311, 49571), (2609, 24909), (7827, 8303)]