209580306

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{12049}}^1$

素因数の和:12290

約数の個数: 32

約数和(自身を含む): 453465600

約数和(自身を除く): 243885294

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 223, 446, 669, 1338, 2899, 5798, 8697, 12049, 17394, 24098, 36147, 72294, 156637, 313274, 469911, 939822, 2686927, 5373854, 8060781, 16121562, 34930051, 69860102, 104790153, 209580306]

約数ペア:

[(1, 209580306), (2, 104790153), (3, 69860102), (6, 34930051), (13, 16121562), (26, 8060781), (39, 5373854), (78, 2686927), (223, 939822), (446, 469911), (669, 313274), (1338, 156637), (2899, 72294), (5798, 36147), (8697, 24098), (12049, 17394)]