253939199

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{1801}}^1$

素因数の和:2042

約数の個数: 16

約数和(自身を含む): 275489760

約数和(自身を除く): 21550561

約数列:

[1, 19, 41, 181, 779, 1801, 3439, 7421, 34219, 73841, 140999, 325981, 1402979, 6193639, 13365221, 253939199]

約数ペア:

[(1, 253939199), (19, 13365221), (41, 6193639), (181, 1402979), (779, 325981), (1801, 140999), (3439, 73841), (7421, 34219)]