28207942763

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{53881}}^1$

素因数の和:54435

約数の個数: 32

約数和(自身を含む): 37946721792

約数和(自身を除く): 9738779029

約数列:

[1, 7, 11, 13, 77, 91, 143, 523, 1001, 3661, 5753, 6799, 40271, 47593, 53881, 74789, 377167, 523523, 592691, 700453, 4148837, 4903171, 7704983, 28179763, 53934881, 197258341, 309977393, 366336919, 2169841751, 2564358433, 4029706109, 28207942763]

約数ペア:

[(1, 28207942763), (7, 4029706109), (11, 2564358433), (13, 2169841751), (77, 366336919), (91, 309977393), (143, 197258341), (523, 53934881), (1001, 28179763), (3661, 7704983), (5753, 4903171), (6799, 4148837), (40271, 700453), (47593, 592691), (53881, 523523), (74789, 377167)]