159444890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{7589}}^1$

素因数の和:7798

約数の個数: 32

約数和(自身を含む): 314772480

約数和(自身を除く): 155327590

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 191, 382, 955, 1910, 2101, 4202, 7589, 10505, 15178, 21010, 37945, 75890, 83479, 166958, 417395, 834790, 1449499, 2898998, 7247495, 14494990, 15944489, 31888978, 79722445, 159444890]

約数ペア:

[(1, 159444890), (2, 79722445), (5, 31888978), (10, 15944489), (11, 14494990), (22, 7247495), (55, 2898998), (110, 1449499), (191, 834790), (382, 417395), (955, 166958), (1910, 83479), (2101, 75890), (4202, 37945), (7589, 21010), (10505, 15178)]