648252789

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{1987}}^1\times {\mathrm{6397}}^1$

素因数の和:8404

約数の個数: 16

約数和(自身を含む): 915784128

約数和(自身を除く): 267531339

約数列:

[1, 3, 17, 51, 1987, 5961, 6397, 19191, 33779, 101337, 108749, 326247, 12710839, 38132517, 216084263, 648252789]

約数ペア:

[(1, 648252789), (3, 216084263), (17, 38132517), (51, 12710839), (1987, 326247), (5961, 108749), (6397, 101337), (19191, 33779)]