87824737

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{397}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 125857152

約数和(自身を除く): 38032415

約数列:

[1, 7, 11, 13, 17, 77, 91, 119, 143, 169, 187, 221, 397, 1001, 1183, 1309, 1547, 1859, 2431, 2779, 2873, 4367, 5161, 6749, 13013, 17017, 20111, 30569, 31603, 36127, 47243, 56771, 67093, 74239, 87737, 221221, 397397, 469651, 519673, 614159, 738023, 965107, 1140581, 5166161, 6755749, 7984067, 12546391, 87824737]

約数ペア:

[(1, 87824737), (7, 12546391), (11, 7984067), (13, 6755749), (17, 5166161), (77, 1140581), (91, 965107), (119, 738023), (143, 614159), (169, 519673), (187, 469651), (221, 397397), (397, 221221), (1001, 87737), (1183, 74239), (1309, 67093), (1547, 56771), (1859, 47243), (2431, 36127), (2779, 31603), (2873, 30569), (4367, 20111), (5161, 17017), (6749, 13013)]