99919869

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{18371}}^1$

素因数の和:18425

約数の個数: 24

約数和(自身を含む): 159175008

約数和(自身を除く): 59255139

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 18371, 55113, 128597, 385791, 679727, 900179, 2039181, 2700537, 4758089, 14274267, 33306623, 99919869]

約数ペア:

[(1, 99919869), (3, 33306623), (7, 14274267), (21, 4758089), (37, 2700537), (49, 2039181), (111, 900179), (147, 679727), (259, 385791), (777, 128597), (1813, 55113), (5439, 18371)]