67272821

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{28183}}^1$

素因数の和:28232

約数の個数: 16

約数和(自身を含む): 86581248

約数和(自身を除く): 19308427

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 28183, 197281, 310013, 873673, 2170091, 6115711, 9610403, 67272821]

約数ペア:

[(1, 67272821), (7, 9610403), (11, 6115711), (31, 2170091), (77, 873673), (217, 310013), (341, 197281), (2387, 28183)]