279268

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{577}}^1$

素因数の和:603

約数の個数: 18

約数和(自身を含む): 538118

約数和(自身を除く): 258850

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 577, 1154, 2308, 6347, 12694, 25388, 69817, 139634, 279268]

約数ペア:

[(1, 279268), (2, 139634), (4, 69817), (11, 25388), (22, 12694), (44, 6347), (121, 2308), (242, 1154), (484, 577)]