199510947

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{31091}}^1$

素因数の和:31151

約数の個数: 24

約数和(自身を含む): 310422528

約数和(自身を除く): 110911581

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 713, 2139, 6417, 31091, 93273, 279819, 715093, 963821, 2145279, 2891463, 6435837, 8674389, 22167883, 66503649, 199510947]

約数ペア:

[(1, 199510947), (3, 66503649), (9, 22167883), (23, 8674389), (31, 6435837), (69, 2891463), (93, 2145279), (207, 963821), (279, 715093), (713, 279819), (2139, 93273), (6417, 31091)]