128433728

素因数分解:

$2^6\times {\mathrm{223}}^1\times {\mathrm{8999}}^1$

素因数の和:9234

約数の個数: 28

約数和(自身を含む): 256032000

約数和(自身を除く): 127598272

約数列:

[1, 2, 4, 8, 16, 32, 64, 223, 446, 892, 1784, 3568, 7136, 8999, 14272, 17998, 35996, 71992, 143984, 287968, 575936, 2006777, 4013554, 8027108, 16054216, 32108432, 64216864, 128433728]

約数ペア:

[(1, 128433728), (2, 64216864), (4, 32108432), (8, 16054216), (16, 8027108), (32, 4013554), (64, 2006777), (223, 575936), (446, 287968), (892, 143984), (1784, 71992), (3568, 35996), (7136, 17998), (8999, 14272)]