6861855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 14773248

約数和(自身を除く): 7911393

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 55, 65, 77, 91, 105, 143, 165, 195, 231, 273, 385, 429, 455, 457, 715, 1001, 1155, 1365, 1371, 2145, 2285, 3003, 3199, 5005, 5027, 5941, 6855, 9597, 15015, 15081, 15995, 17823, 25135, 29705, 35189, 41587, 47985, 65351, 75405, 89115, 105567, 124761, 175945, 196053, 207935, 326755, 457457, 527835, 623805, 980265, 1372371, 2287285, 6861855]

約数ペア:

[(1, 6861855), (3, 2287285), (5, 1372371), (7, 980265), (11, 623805), (13, 527835), (15, 457457), (21, 326755), (33, 207935), (35, 196053), (39, 175945), (55, 124761), (65, 105567), (77, 89115), (91, 75405), (105, 65351), (143, 47985), (165, 41587), (195, 35189), (231, 29705), (273, 25135), (385, 17823), (429, 15995), (455, 15081), (457, 15015), (715, 9597), (1001, 6855), (1155, 5941), (1365, 5027), (1371, 5005), (2145, 3199), (2285, 3003)]