128735126

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{159721}}^1$

素因数の和:159767

約数の個数: 16

約数和(自身を含む): 214666368

約数和(自身を除く): 85931242

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 159721, 319442, 2076373, 4152746, 4951351, 9902702, 64367563, 128735126]

約数ペア:

[(1, 128735126), (2, 64367563), (13, 9902702), (26, 4951351), (31, 4152746), (62, 2076373), (403, 319442), (806, 159721)]