28747376

素因数分解:

$2^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1151}}^1$

素因数の和:1389

約数の個数: 40

約数和(自身を含む): 63995904

約数和(自身を除く): 35248528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 223, 446, 892, 1151, 1561, 1784, 2302, 3122, 3568, 4604, 6244, 8057, 9208, 12488, 16114, 18416, 24976, 32228, 64456, 128912, 256673, 513346, 1026692, 1796711, 2053384, 3593422, 4106768, 7186844, 14373688, 28747376]

約数ペア:

[(1, 28747376), (2, 14373688), (4, 7186844), (7, 4106768), (8, 3593422), (14, 2053384), (16, 1796711), (28, 1026692), (56, 513346), (112, 256673), (223, 128912), (446, 64456), (892, 32228), (1151, 24976), (1561, 18416), (1784, 16114), (2302, 12488), (3122, 9208), (3568, 8057), (4604, 6244)]