156440641

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 189524160

約数和(自身を除く): 33083519

約数列:

[1, 7, 23, 83, 161, 509, 529, 581, 1909, 3563, 3703, 11707, 13363, 42247, 43907, 81949, 269261, 295729, 307349, 971681, 1884827, 6801767, 22348663, 156440641]

約数ペア:

[(1, 156440641), (7, 22348663), (23, 6801767), (83, 1884827), (161, 971681), (509, 307349), (529, 295729), (581, 269261), (1909, 81949), (3563, 43907), (3703, 42247), (11707, 13363)]