81796761

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{419}}^1$

素因数の和:733

約数の個数: 24

約数和(自身を含む): 120120000

約数和(自身を除く): 38323239

約数列:

[1, 3, 9, 109, 199, 327, 419, 597, 981, 1257, 1791, 3771, 21691, 45671, 65073, 83381, 137013, 195219, 250143, 411039, 750429, 9088529, 27265587, 81796761]

約数ペア:

[(1, 81796761), (3, 27265587), (9, 9088529), (109, 750429), (199, 411039), (327, 250143), (419, 195219), (597, 137013), (981, 83381), (1257, 65073), (1791, 45671), (3771, 21691)]