289011945

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{4243}}^1$

素因数の和:4509

約数の個数: 32

約数和(自身を含む): 488908800

約数和(自身を除く): 199896855

約数列:

[1, 3, 5, 15, 19, 57, 95, 239, 285, 717, 1195, 3585, 4243, 4541, 12729, 13623, 21215, 22705, 63645, 68115, 80617, 241851, 403085, 1014077, 1209255, 3042231, 5070385, 15211155, 19267463, 57802389, 96337315, 289011945]

約数ペア:

[(1, 289011945), (3, 96337315), (5, 57802389), (15, 19267463), (19, 15211155), (57, 5070385), (95, 3042231), (239, 1209255), (285, 1014077), (717, 403085), (1195, 241851), (3585, 80617), (4243, 68115), (4541, 63645), (12729, 22705), (13623, 21215)]