81591358

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{27179}}^1$

素因数の和:27279

約数の個数: 16

約数和(自身を含む): 130464000

約数和(自身を除く): 48872642

約数列:

[1, 2, 19, 38, 79, 158, 1501, 3002, 27179, 54358, 516401, 1032802, 2147141, 4294282, 40795679, 81591358]

約数ペア:

[(1, 81591358), (2, 40795679), (19, 4294282), (38, 2147141), (79, 1032802), (158, 516401), (1501, 54358), (3002, 27179)]