28558281

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{3023}}^1$

素因数の和:3140

約数の個数: 16

約数和(自身を含む): 39481344

約数和(自身を除く): 10923063

約数列:

[1, 3, 47, 67, 141, 201, 3023, 3149, 9069, 9447, 142081, 202541, 426243, 607623, 9519427, 28558281]

約数ペア:

[(1, 28558281), (3, 9519427), (47, 607623), (67, 426243), (141, 202541), (201, 142081), (3023, 9447), (3149, 9069)]