129447213

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{212557}}^1$

素因数の和:212596

約数の個数: 16

約数和(自身を含む): 204055680

約数和(自身を除く): 74608467

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 212557, 637671, 1487899, 4463697, 6164153, 18492459, 43149071, 129447213]

約数ペア:

[(1, 129447213), (3, 43149071), (7, 18492459), (21, 6164153), (29, 4463697), (87, 1487899), (203, 637671), (609, 212557)]