1291212475

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{62003}}^1$

素因数の和:62044

約数の個数: 36

約数和(自身を含む): 1972099224

約数和(自身を除く): 680886749

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 245, 425, 595, 833, 1225, 2975, 4165, 20825, 62003, 310015, 434021, 1054051, 1550075, 2170105, 3038147, 5270255, 7378357, 10850525, 15190735, 26351275, 36891785, 51648499, 75953675, 184458925, 258242495, 1291212475]

約数ペア:

[(1, 1291212475), (5, 258242495), (7, 184458925), (17, 75953675), (25, 51648499), (35, 36891785), (49, 26351275), (85, 15190735), (119, 10850525), (175, 7378357), (245, 5270255), (425, 3038147), (595, 2170105), (833, 1550075), (1225, 1054051), (2975, 434021), (4165, 310015), (20825, 62003)]