203437503

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{2423}}^1$

素因数の和:2939

約数の個数: 24

約数和(自身を含む): 310078080

約数和(自身を除く): 106640577

約数列:

[1, 3, 9, 19, 57, 171, 491, 1473, 2423, 4419, 7269, 9329, 21807, 27987, 46037, 83961, 138111, 414333, 1189693, 3569079, 10707237, 22604167, 67812501, 203437503]

約数ペア:

[(1, 203437503), (3, 67812501), (9, 22604167), (19, 10707237), (57, 3569079), (171, 1189693), (491, 414333), (1473, 138111), (2423, 83961), (4419, 46037), (7269, 27987), (9329, 21807)]