217627370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1280161}}^1$

素因数の和:1280185

約数の個数: 16

約数和(自身を含む): 414772488

約数和(自身を除く): 197145118

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1280161, 2560322, 6400805, 12801610, 21762737, 43525474, 108813685, 217627370]

約数ペア:

[(1, 217627370), (2, 108813685), (5, 43525474), (10, 21762737), (17, 12801610), (34, 6400805), (85, 2560322), (170, 1280161)]