195971121

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{1280857}}^1$

素因数の和:1280880

約数の個数: 12

約数和(自身を含む): 299720772

約数和(自身を除く): 103749651

約数列:

[1, 3, 9, 17, 51, 153, 1280857, 3842571, 11527713, 21774569, 65323707, 195971121]

約数ペア:

[(1, 195971121), (3, 65323707), (9, 21774569), (17, 11527713), (51, 3842571), (153, 1280857)]