77721639

素因数分解:

$3^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1\times {\mathrm{617}}^1$

素因数の和:1030

約数の個数: 16

約数和(自身を含む): 104812800

約数和(自身を除く): 27091161

約数列:

[1, 3, 199, 211, 597, 617, 633, 1851, 41989, 122783, 125967, 130187, 368349, 390561, 25907213, 77721639]

約数ペア:

[(1, 77721639), (3, 25907213), (199, 390561), (211, 368349), (597, 130187), (617, 125967), (633, 122783), (1851, 41989)]