2788891275

素因数分解:

$3^1\times 5^2\times {\mathrm{191}}^1\times {\mathrm{194687}}^1$

素因数の和:194891

約数の個数: 24

約数和(自身を含む): 4635131904

約数和(自身を除く): 1846240629

約数列:

[1, 3, 5, 15, 25, 75, 191, 573, 955, 2865, 4775, 14325, 194687, 584061, 973435, 2920305, 4867175, 14601525, 37185217, 111555651, 185926085, 557778255, 929630425, 2788891275]

約数ペア:

[(1, 2788891275), (3, 929630425), (5, 557778255), (15, 185926085), (25, 111555651), (75, 37185217), (191, 14601525), (573, 4867175), (955, 2920305), (2865, 973435), (4775, 584061), (14325, 194687)]