77709855

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{557}}^1$

素因数の和:767

約数の個数: 32

約数和(自身を含む): 127277568

約数和(自身を除く): 49567713

約数列:

[1, 3, 5, 15, 71, 131, 213, 355, 393, 557, 655, 1065, 1671, 1965, 2785, 8355, 9301, 27903, 39547, 46505, 72967, 118641, 139515, 197735, 218901, 364835, 593205, 1094505, 5180657, 15541971, 25903285, 77709855]

約数ペア:

[(1, 77709855), (3, 25903285), (5, 15541971), (15, 5180657), (71, 1094505), (131, 593205), (213, 364835), (355, 218901), (393, 197735), (557, 139515), (655, 118641), (1065, 72967), (1671, 46505), (1965, 39547), (2785, 27903), (8355, 9301)]