81155396

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{93497}}^1$

素因数の和:93539

約数の個数: 24

約数和(自身を含む): 167548416

約数和(自身を除く): 86393020

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 93497, 186994, 373988, 654479, 1308958, 2617916, 2898407, 5796814, 11593628, 20288849, 40577698, 81155396]

約数ペア:

[(1, 81155396), (2, 40577698), (4, 20288849), (7, 11593628), (14, 5796814), (28, 2898407), (31, 2617916), (62, 1308958), (124, 654479), (217, 373988), (434, 186994), (868, 93497)]