515563731

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{2053}}^1$

素因数の和:2264

約数の個数: 32

約数和(自身を含む): 780848640

約数和(自身を除く): 265284909

約数列:

[1, 3, 9, 27, 71, 131, 213, 393, 639, 1179, 1917, 2053, 3537, 6159, 9301, 18477, 27903, 55431, 83709, 145763, 251127, 268943, 437289, 806829, 1311867, 2420487, 3935601, 7261461, 19094953, 57284859, 171854577, 515563731]

約数ペア:

[(1, 515563731), (3, 171854577), (9, 57284859), (27, 19094953), (71, 7261461), (131, 3935601), (213, 2420487), (393, 1311867), (639, 806829), (1179, 437289), (1917, 268943), (2053, 251127), (3537, 145763), (6159, 83709), (9301, 55431), (18477, 27903)]