431665910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{15737}}^1$

素因数の和:15968

約数の個数: 32

約数和(自身を含む): 840786912

約数和(自身を除く): 409121002

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 211, 422, 1055, 2110, 2743, 5486, 13715, 15737, 27430, 31474, 78685, 157370, 204581, 409162, 1022905, 2045810, 3320507, 6641014, 16602535, 33205070, 43166591, 86333182, 215832955, 431665910]

約数ペア:

[(1, 431665910), (2, 215832955), (5, 86333182), (10, 43166591), (13, 33205070), (26, 16602535), (65, 6641014), (130, 3320507), (211, 2045810), (422, 1022905), (1055, 409162), (2110, 204581), (2743, 157370), (5486, 78685), (13715, 31474), (15737, 27430)]