289296865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1301}}^1$

素因数の和:1641

約数の個数: 32

約数和(自身を含む): 409473792

約数和(自身を除く): 120176927

約数列:

[1, 5, 11, 13, 55, 65, 143, 311, 715, 1301, 1555, 3421, 4043, 6505, 14311, 16913, 17105, 20215, 44473, 71555, 84565, 186043, 222365, 404611, 930215, 2023055, 4450721, 5259943, 22253605, 26299715, 57859373, 289296865]

約数ペア:

[(1, 289296865), (5, 57859373), (11, 26299715), (13, 22253605), (55, 5259943), (65, 4450721), (143, 2023055), (311, 930215), (715, 404611), (1301, 222365), (1555, 186043), (3421, 84565), (4043, 71555), (6505, 44473), (14311, 20215), (16913, 17105)]