205044903

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{171299}}^1$

素因数の和:171331

約数の個数: 24

約数和(自身を含む): 356304000

約数和(自身を除く): 151259097

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 171299, 513897, 1199093, 1541691, 3254681, 3597279, 9764043, 10791837, 22782767, 29292129, 68348301, 205044903]

約数ペア:

[(1, 205044903), (3, 68348301), (7, 29292129), (9, 22782767), (19, 10791837), (21, 9764043), (57, 3597279), (63, 3254681), (133, 1541691), (171, 1199093), (399, 513897), (1197, 171299)]