28489779

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{463}}^1$

素因数の和:568

約数の個数: 32

約数和(自身を含む): 44098560

約数和(自身を除く): 15608781

約数列:

[1, 3, 9, 27, 43, 53, 129, 159, 387, 463, 477, 1161, 1389, 1431, 2279, 4167, 6837, 12501, 19909, 20511, 24539, 59727, 61533, 73617, 179181, 220851, 537543, 662553, 1055177, 3165531, 9496593, 28489779]

約数ペア:

[(1, 28489779), (3, 9496593), (9, 3165531), (27, 1055177), (43, 662553), (53, 537543), (129, 220851), (159, 179181), (387, 73617), (463, 61533), (477, 59727), (1161, 24539), (1389, 20511), (1431, 19909), (2279, 12501), (4167, 6837)]