28267209719

素因数分解:

$7^2\times {\mathrm{139}}^1\times {\mathrm{467}}^1\times {\mathrm{8887}}^1$

素因数の和:9507

約数の個数: 24

約数和(自身を含む): 33193480320

約数和(自身を除く): 4926270601

約数列:

[1, 7, 49, 139, 467, 973, 3269, 6811, 8887, 22883, 62209, 64913, 435463, 454391, 1235293, 3180737, 4150229, 8647051, 29051603, 60529357, 203361221, 576881831, 4038172817, 28267209719]

約数ペア:

[(1, 28267209719), (7, 4038172817), (49, 576881831), (139, 203361221), (467, 60529357), (973, 29051603), (3269, 8647051), (6811, 4150229), (8887, 3180737), (22883, 1235293), (62209, 454391), (64913, 435463)]