199419407

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{3067}}^1$

素因数の和:3358

約数の個数: 16

約数和(自身を含む): 227964672

約数和(自身を除く): 28545265

約数列:

[1, 11, 23, 253, 257, 2827, 3067, 5911, 33737, 65021, 70541, 775951, 788219, 8670409, 18129037, 199419407]

約数ペア:

[(1, 199419407), (11, 18129037), (23, 8670409), (253, 788219), (257, 775951), (2827, 70541), (3067, 65021), (5911, 33737)]