15259281

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 22471680

約数和(自身を除く): 7212399

約数列:

[1, 3, 23, 37, 43, 69, 111, 129, 139, 417, 851, 989, 1591, 2553, 2967, 3197, 4773, 5143, 5977, 9591, 15429, 17931, 36593, 109779, 118289, 137471, 221149, 354867, 412413, 663447, 5086427, 15259281]

約数ペア:

[(1, 15259281), (3, 5086427), (23, 663447), (37, 412413), (43, 354867), (69, 221149), (111, 137471), (129, 118289), (139, 109779), (417, 36593), (851, 17931), (989, 15429), (1591, 9591), (2553, 5977), (2967, 5143), (3197, 4773)]