28438887

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{937}}^1$

素因数の和:1158

約数の個数: 16

約数和(自身を含む): 38780672

約数和(自身を除く): 10341785

約数列:

[1, 3, 67, 151, 201, 453, 937, 2811, 10117, 30351, 62779, 141487, 188337, 424461, 9479629, 28438887]

約数ペア:

[(1, 28438887), (3, 9479629), (67, 424461), (151, 188337), (201, 141487), (453, 62779), (937, 30351), (2811, 10117)]