89423009

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 106686720

約数和(自身を除く): 17263711

約数列:

[1, 13, 17, 41, 71, 139, 221, 533, 697, 923, 1207, 1807, 2363, 2911, 5699, 9061, 9869, 15691, 30719, 37843, 49487, 74087, 96883, 128297, 167773, 404629, 643331, 1259479, 2181049, 5260177, 6878693, 89423009]

約数ペア:

[(1, 89423009), (13, 6878693), (17, 5260177), (41, 2181049), (71, 1259479), (139, 643331), (221, 404629), (533, 167773), (697, 128297), (923, 96883), (1207, 74087), (1807, 49487), (2363, 37843), (2911, 30719), (5699, 15691), (9061, 9869)]