639242817

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{41593}}^1$

素因数の和:41752

約数の個数: 16

約数和(自身を含む): 878465280

約数和(自身を除く): 239222463

約数列:

[1, 3, 47, 109, 141, 327, 5123, 15369, 41593, 124779, 1954871, 4533637, 5864613, 13600911, 213080939, 639242817]

約数ペア:

[(1, 639242817), (3, 213080939), (47, 13600911), (109, 5864613), (141, 4533637), (327, 1954871), (5123, 124779), (15369, 41593)]