161728670

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{123457}}^1$

素因数の和:123595

約数の個数: 16

約数和(自身を含む): 293336208

約数和(自身を除く): 131607538

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 123457, 246914, 617285, 1234570, 16172867, 32345734, 80864335, 161728670]

約数ペア:

[(1, 161728670), (2, 80864335), (5, 32345734), (10, 16172867), (131, 1234570), (262, 617285), (655, 246914), (1310, 123457)]