212445983721

素因数分解:

$3^1\times {\mathrm{479}}^1\times {\mathrm{821}}^1\times {\mathrm{180073}}^1$

素因数の和:181376

約数の個数: 16

約数和(自身を含む): 284199989760

約数和(自身を除く): 71754006039

約数列:

[1, 3, 479, 821, 1437, 2463, 180073, 393259, 540219, 1179777, 86254967, 147839933, 258764901, 443519799, 70815327907, 212445983721]

約数ペア:

[(1, 212445983721), (3, 70815327907), (479, 443519799), (821, 258764901), (1437, 147839933), (2463, 86254967), (180073, 1179777), (393259, 540219)]