729040144

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{209977}}^1$

素因数の和:210023

約数の個数: 40

約数和(自身を含む): 1666385408

約数和(自身を除く): 937345264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 209977, 419954, 839908, 1469839, 1679816, 2939678, 3359632, 5879356, 6509287, 11758712, 13018574, 23517424, 26037148, 45565009, 52074296, 91130018, 104148592, 182260036, 364520072, 729040144]

約数ペア:

[(1, 729040144), (2, 364520072), (4, 182260036), (7, 104148592), (8, 91130018), (14, 52074296), (16, 45565009), (28, 26037148), (31, 23517424), (56, 13018574), (62, 11758712), (112, 6509287), (124, 5879356), (217, 3359632), (248, 2939678), (434, 1679816), (496, 1469839), (868, 839908), (1736, 419954), (3472, 209977)]