646950753

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{4021}}^1$

素因数の和:4190

約数の個数: 32

約数和(自身を含む): 984585600

約数和(自身を除く): 337634847

約数列:

[1, 3, 9, 27, 59, 101, 177, 303, 531, 909, 1593, 2727, 4021, 5959, 12063, 17877, 36189, 53631, 108567, 160893, 237239, 406121, 711717, 1218363, 2135151, 3655089, 6405453, 10965267, 23961139, 71883417, 215650251, 646950753]

約数ペア:

[(1, 646950753), (3, 215650251), (9, 71883417), (27, 23961139), (59, 10965267), (101, 6405453), (177, 3655089), (303, 2135151), (531, 1218363), (909, 711717), (1593, 406121), (2727, 237239), (4021, 160893), (5959, 108567), (12063, 53631), (17877, 36189)]