428085502

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{787}}^1\times {\mathrm{20921}}^1$

素因数の和:21723

約数の個数: 16

約数和(自身を含む): 692434512

約数和(自身を除く): 264349010

約数列:

[1, 2, 13, 26, 787, 1574, 10231, 20462, 20921, 41842, 271973, 543946, 16464827, 32929654, 214042751, 428085502]

約数ペア:

[(1, 428085502), (2, 214042751), (13, 32929654), (26, 16464827), (787, 543946), (1574, 271973), (10231, 41842), (20462, 20921)]