289969222

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{206237}}^1$

素因数の和:206295

約数の個数: 16

約数和(自身を含む): 470222640

約数和(自身を除く): 180253418

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 206237, 412474, 3918503, 7630769, 7837006, 15261538, 144984611, 289969222]

約数ペア:

[(1, 289969222), (2, 144984611), (19, 15261538), (37, 7837006), (38, 7630769), (74, 3918503), (703, 412474), (1406, 206237)]