491116428

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{1240193}}^1$

素因数の和:1240214

約数の個数: 36

約数和(自身を含む): 1354291848

約数和(自身を除く): 863175420

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 1240193, 2480386, 3720579, 4960772, 7441158, 11161737, 13642123, 14882316, 22323474, 27284246, 40926369, 44646948, 54568492, 81852738, 122779107, 163705476, 245558214, 491116428]

約数ペア:

[(1, 491116428), (2, 245558214), (3, 163705476), (4, 122779107), (6, 81852738), (9, 54568492), (11, 44646948), (12, 40926369), (18, 27284246), (22, 22323474), (33, 14882316), (36, 13642123), (44, 11161737), (66, 7441158), (99, 4960772), (132, 3720579), (198, 2480386), (396, 1240193)]