222007247

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1871}}^1$

素因数の和:1979

約数の個数: 32

約数和(自身を含む): 293289984

約数和(自身を除く): 71282737

約数列:

[1, 7, 11, 23, 67, 77, 161, 253, 469, 737, 1541, 1771, 1871, 5159, 10787, 13097, 16951, 20581, 43033, 118657, 125357, 144067, 301231, 473363, 877499, 1378927, 2883211, 3313541, 9652489, 20182477, 31715321, 222007247]

約数ペア:

[(1, 222007247), (7, 31715321), (11, 20182477), (23, 9652489), (67, 3313541), (77, 2883211), (161, 1378927), (253, 877499), (469, 473363), (737, 301231), (1541, 144067), (1771, 125357), (1871, 118657), (5159, 43033), (10787, 20581), (13097, 16951)]