13238019

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 21012480

約数和(自身を除く): 7774461

約数列:

[1, 3, 9, 17, 27, 51, 151, 153, 191, 453, 459, 573, 1359, 1719, 2567, 3247, 4077, 5157, 7701, 9741, 23103, 28841, 29223, 69309, 86523, 87669, 259569, 490297, 778707, 1470891, 4412673, 13238019]

約数ペア:

[(1, 13238019), (3, 4412673), (9, 1470891), (17, 778707), (27, 490297), (51, 259569), (151, 87669), (153, 86523), (191, 69309), (453, 29223), (459, 28841), (573, 23103), (1359, 9741), (1719, 7701), (2567, 5157), (3247, 4077)]