90388221

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{391291}}^1$

素因数の和:391312

約数の個数: 16

約数和(自身を含む): 150256128

約数和(自身を除く): 59867907

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 391291, 1173873, 2739037, 4304201, 8217111, 12912603, 30129407, 90388221]

約数ペア:

[(1, 90388221), (3, 30129407), (7, 12912603), (11, 8217111), (21, 4304201), (33, 2739037), (77, 1173873), (231, 391291)]