2553641853

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{617269}}^1$

素因数の和:617476

約数の個数: 16

約数和(自身を含む): 3911022720

約数和(自身を除く): 1357380867

約数列:

[1, 3, 7, 21, 197, 591, 1379, 4137, 617269, 1851807, 4320883, 12962649, 121601993, 364805979, 851213951, 2553641853]

約数ペア:

[(1, 2553641853), (3, 851213951), (7, 364805979), (21, 121601993), (197, 12962649), (591, 4320883), (1379, 1851807), (4137, 617269)]