1892233

素因数分解:

$7^2\times {\mathrm{23}}^2\times {\mathrm{73}}^1$

素因数の和:133

約数の個数: 18

約数和(自身を含む): 2332554

約数和(自身を除く): 440321

約数列:

[1, 7, 23, 49, 73, 161, 511, 529, 1127, 1679, 3577, 3703, 11753, 25921, 38617, 82271, 270319, 1892233]

約数ペア:

[(1, 1892233), (7, 270319), (23, 82271), (49, 38617), (73, 25921), (161, 11753), (511, 3703), (529, 3577), (1127, 1679)]