1242133921

素因数分解:

$7^1\times {\mathrm{199}}^1\times {\mathrm{487}}^1\times {\mathrm{1831}}^1$

素因数の和:2524

約数の個数: 16

約数和(自身を含む): 1430425600

約数和(自身を除く): 188291679

約数列:

[1, 7, 199, 487, 1393, 1831, 3409, 12817, 96913, 364369, 678391, 891697, 2550583, 6241879, 177447703, 1242133921]

約数ペア:

[(1, 1242133921), (7, 177447703), (199, 6241879), (487, 2550583), (1393, 891697), (1831, 678391), (3409, 364369), (12817, 96913)]