28874911

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{347}}^1$

素因数の和:570

約数の個数: 16

約数和(自身を含む): 32213664

約数和(自身を除く): 3338753

約数列:

[1, 13, 37, 173, 347, 481, 2249, 4511, 6401, 12839, 60031, 83213, 166907, 780403, 2221147, 28874911]

約数ペア:

[(1, 28874911), (13, 2221147), (37, 780403), (173, 166907), (347, 83213), (481, 60031), (2249, 12839), (4511, 6401)]