128662305

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{1597}}^1$

素因数の和:1777

約数の個数: 32

約数和(自身を含む): 212623488

約数和(自身を除く): 83961183

約数列:

[1, 3, 5, 15, 41, 123, 131, 205, 393, 615, 655, 1597, 1965, 4791, 5371, 7985, 16113, 23955, 26855, 65477, 80565, 196431, 209207, 327385, 627621, 982155, 1046035, 3138105, 8577487, 25732461, 42887435, 128662305]

約数ペア:

[(1, 128662305), (3, 42887435), (5, 25732461), (15, 8577487), (41, 3138105), (123, 1046035), (131, 982155), (205, 627621), (393, 327385), (615, 209207), (655, 196431), (1597, 80565), (1965, 65477), (4791, 26855), (5371, 23955), (7985, 16113)]