87824023

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 118195200

約数和(自身を除く): 30371177

約数列:

[1, 7, 17, 19, 31, 49, 119, 133, 179, 217, 323, 527, 589, 833, 931, 1253, 1519, 2261, 3043, 3401, 3689, 4123, 5549, 8771, 10013, 15827, 21301, 23807, 25823, 28861, 38843, 57817, 70091, 94333, 105431, 149107, 166649, 271901, 404719, 490637, 660331, 738017, 1792327, 2833033, 4622317, 5166119, 12546289, 87824023]

約数ペア:

[(1, 87824023), (7, 12546289), (17, 5166119), (19, 4622317), (31, 2833033), (49, 1792327), (119, 738017), (133, 660331), (179, 490637), (217, 404719), (323, 271901), (527, 166649), (589, 149107), (833, 105431), (931, 94333), (1253, 70091), (1519, 57817), (2261, 38843), (3043, 28861), (3401, 25823), (3689, 23807), (4123, 21301), (5549, 15827), (8771, 10013)]