2208651907

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{145603}}^1$

素因数の和:145818

約数の個数: 16

約数和(自身を含む): 2767640832

約数和(自身を除く): 558988925

約数列:

[1, 7, 11, 77, 197, 1379, 2167, 15169, 145603, 1019221, 1601633, 11211431, 28683791, 200786537, 315521701, 2208651907]

約数ペア:

[(1, 2208651907), (7, 315521701), (11, 200786537), (77, 28683791), (197, 11211431), (1379, 1601633), (2167, 1019221), (15169, 145603)]