420196469

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{27701}}^1$

素因数の和:27916

約数の個数: 16

約数和(自身を含む): 526559616

約数和(自身を除く): 106363147

約数列:

[1, 7, 11, 77, 197, 1379, 2167, 15169, 27701, 193907, 304711, 2132977, 5457097, 38199679, 60028067, 420196469]

約数ペア:

[(1, 420196469), (7, 60028067), (11, 38199679), (77, 5457097), (197, 2132977), (1379, 304711), (2167, 193907), (15169, 27701)]