28561197

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{9007}}^1$

素因数の和:9168

約数の個数: 16

約数和(自身を含む): 43814912

約数和(自身を除く): 15253715

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 9007, 27021, 63049, 189147, 1360057, 4080171, 9520399, 28561197]

約数ペア:

[(1, 28561197), (3, 9520399), (7, 4080171), (21, 1360057), (151, 189147), (453, 63049), (1057, 27021), (3171, 9007)]