28971202

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{16631}}^1$

素因数の和:16713

約数の個数: 16

約数和(自身を含む): 47500992

約数和(自身を除く): 18529790

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 16631, 33262, 216203, 432406, 1114277, 2228554, 14485601, 28971202]

約数ペア:

[(1, 28971202), (2, 14485601), (13, 2228554), (26, 1114277), (67, 432406), (134, 216203), (871, 33262), (1742, 16631)]