207718174953

素因数分解:

$3^4\times {\mathrm{509}}^1\times {\mathrm{5038157}}^1$

素因数の和:5038678

約数の個数: 20

約数和(自身を含む): 310904730180

約数和(自身を除く): 103186555227

約数列:

[1, 3, 9, 27, 81, 509, 1527, 4581, 13743, 41229, 5038157, 15114471, 45343413, 136030239, 408090717, 2564421913, 7693265739, 23079797217, 69239391651, 207718174953]

約数ペア:

[(1, 207718174953), (3, 69239391651), (9, 23079797217), (27, 7693265739), (81, 2564421913), (509, 408090717), (1527, 136030239), (4581, 45343413), (13743, 15114471), (41229, 5038157)]