219716399

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{35149}}^1$

素因数の和:35222

約数の個数: 16

約数和(自身を含む): 269952000

約数和(自身を除く): 50235601

約数列:

[1, 7, 19, 47, 133, 329, 893, 6251, 35149, 246043, 667831, 1652003, 4674817, 11564021, 31388057, 219716399]

約数ペア:

[(1, 219716399), (7, 31388057), (19, 11564021), (47, 4674817), (133, 1652003), (329, 667831), (893, 246043), (6251, 35149)]