78293215

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15643}}^1$

素因数の和:15679

約数の個数: 32

約数和(自身を含む): 126153216

約数和(自身を除く): 47860001

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 5005, 15643, 78215, 109501, 172073, 203359, 547505, 860365, 1016795, 1204511, 1423513, 2236949, 6022555, 7117565, 11184745, 15658643, 78293215]

約数ペア:

[(1, 78293215), (5, 15658643), (7, 11184745), (11, 7117565), (13, 6022555), (35, 2236949), (55, 1423513), (65, 1204511), (77, 1016795), (91, 860365), (143, 547505), (385, 203359), (455, 172073), (715, 109501), (1001, 78215), (5005, 15643)]