90143391

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{509}}^1$

素因数の和:783

約数の個数: 32

約数和(自身を含む): 137088000

約数和(自身を除く): 46944609

約数列:

[1, 3, 13, 19, 39, 57, 239, 247, 509, 717, 741, 1527, 3107, 4541, 6617, 9321, 9671, 13623, 19851, 29013, 59033, 121651, 125723, 177099, 364953, 377169, 1581463, 2311369, 4744389, 6934107, 30047797, 90143391]

約数ペア:

[(1, 90143391), (3, 30047797), (13, 6934107), (19, 4744389), (39, 2311369), (57, 1581463), (239, 377169), (247, 364953), (509, 177099), (717, 125723), (741, 121651), (1527, 59033), (3107, 29013), (4541, 19851), (6617, 13623), (9321, 9671)]