2839265

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2$

素因数の和:78

約数の個数: 36

約数和(自身を含む): 4256532

約数和(自身を除く): 1417267

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 121, 143, 209, 247, 361, 605, 715, 1045, 1235, 1573, 1805, 2299, 2717, 3971, 4693, 7865, 11495, 13585, 19855, 23465, 29887, 43681, 51623, 149435, 218405, 258115, 567853, 2839265]

約数ペア:

[(1, 2839265), (5, 567853), (11, 258115), (13, 218405), (19, 149435), (55, 51623), (65, 43681), (95, 29887), (121, 23465), (143, 19855), (209, 13585), (247, 11495), (361, 7865), (605, 4693), (715, 3971), (1045, 2717), (1235, 2299), (1573, 1805)]