70429215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1987}}^1$

素因数の和:2151

約数の個数: 32

約数和(自身を含む): 120234240

約数和(自身を除く): 49805025

約数列:

[1, 3, 5, 15, 17, 51, 85, 139, 255, 417, 695, 1987, 2085, 2363, 5961, 7089, 9935, 11815, 29805, 33779, 35445, 101337, 168895, 276193, 506685, 828579, 1380965, 4142895, 4695281, 14085843, 23476405, 70429215]

約数ペア:

[(1, 70429215), (3, 23476405), (5, 14085843), (15, 4695281), (17, 4142895), (51, 1380965), (85, 828579), (139, 506685), (255, 276193), (417, 168895), (695, 101337), (1987, 35445), (2085, 33779), (2363, 29805), (5961, 11815), (7089, 9935)]