209561210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1232713}}^1$

素因数の和:1232737

約数の個数: 16

約数和(自身を含む): 399399336

約数和(自身を除く): 189838126

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1232713, 2465426, 6163565, 12327130, 20956121, 41912242, 104780605, 209561210]

約数ペア:

[(1, 209561210), (2, 104780605), (5, 41912242), (10, 20956121), (17, 12327130), (34, 6163565), (85, 2465426), (170, 1232713)]