16393181

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{233}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 20704320

約数和(自身を除く): 4311139

約数列:

[1, 7, 19, 23, 133, 161, 233, 437, 529, 1631, 3059, 3703, 4427, 5359, 10051, 30989, 37513, 70357, 101821, 123257, 712747, 862799, 2341883, 16393181]

約数ペア:

[(1, 16393181), (7, 2341883), (19, 862799), (23, 712747), (133, 123257), (161, 101821), (233, 70357), (437, 37513), (529, 30989), (1631, 10051), (3059, 5359), (3703, 4427)]