42490281

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1\times {\mathrm{691}}^1$

素因数の和:996

約数の個数: 16

約数和(自身を含む): 57574400

約数和(自身を除く): 15084119

約数列:

[1, 3, 103, 199, 309, 597, 691, 2073, 20497, 61491, 71173, 137509, 213519, 412527, 14163427, 42490281]

約数ペア:

[(1, 42490281), (3, 14163427), (103, 412527), (199, 213519), (309, 137509), (597, 71173), (691, 61491), (2073, 20497)]