400401009

素因数分解:

$3^3\times {\mathrm{419}}^1\times {\mathrm{35393}}^1$

素因数の和:35821

約数の個数: 16

約数和(自身を含む): 594619200

約数和(自身を除く): 194218191

約数列:

[1, 3, 9, 27, 419, 1257, 3771, 11313, 35393, 106179, 318537, 955611, 14829667, 44489001, 133467003, 400401009]

約数ペア:

[(1, 400401009), (3, 133467003), (9, 44489001), (27, 14829667), (419, 955611), (1257, 318537), (3771, 106179), (11313, 35393)]