28678269

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{7703}}^1$

素因数の和:7796

約数の個数: 16

約数和(自身を含む): 41046912

約数和(自身を除く): 12368643

約数列:

[1, 3, 17, 51, 73, 219, 1241, 3723, 7703, 23109, 130951, 392853, 562319, 1686957, 9559423, 28678269]

約数ペア:

[(1, 28678269), (3, 9559423), (17, 1686957), (51, 562319), (73, 392853), (219, 130951), (1241, 23109), (3723, 7703)]