200909401

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1543}}^1$

素因数の和:1669

約数の個数: 32

約数和(自身を含む): 266803200

約数和(自身を除く): 65893799

約数列:

[1, 7, 11, 19, 77, 89, 133, 209, 623, 979, 1463, 1543, 1691, 6853, 10801, 11837, 16973, 18601, 29317, 118811, 130207, 137327, 205219, 322487, 961289, 1510597, 2257409, 2609213, 10574179, 18264491, 28701343, 200909401]

約数ペア:

[(1, 200909401), (7, 28701343), (11, 18264491), (19, 10574179), (77, 2609213), (89, 2257409), (133, 1510597), (209, 961289), (623, 322487), (979, 205219), (1463, 137327), (1543, 130207), (1691, 118811), (6853, 29317), (10801, 18601), (11837, 16973)]