22278993

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{263}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 34670592

約数和(自身を除く): 12391599

約数列:

[1, 3, 11, 17, 33, 51, 151, 187, 263, 453, 561, 789, 1661, 2567, 2893, 4471, 4983, 7701, 8679, 13413, 28237, 39713, 49181, 84711, 119139, 147543, 436843, 675121, 1310529, 2025363, 7426331, 22278993]

約数ペア:

[(1, 22278993), (3, 7426331), (11, 2025363), (17, 1310529), (33, 675121), (51, 436843), (151, 147543), (187, 119139), (263, 84711), (453, 49181), (561, 39713), (789, 28237), (1661, 13413), (2567, 8679), (2893, 7701), (4471, 4983)]