28030772

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{91009}}^1$

素因数の和:91031

約数の個数: 24

約数和(自身を含む): 61158720

約数和(自身を除く): 33127948

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 91009, 182018, 364036, 637063, 1001099, 1274126, 2002198, 2548252, 4004396, 7007693, 14015386, 28030772]

約数ペア:

[(1, 28030772), (2, 14015386), (4, 7007693), (7, 4004396), (11, 2548252), (14, 2002198), (22, 1274126), (28, 1001099), (44, 637063), (77, 364036), (154, 182018), (308, 91009)]