8984885

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:83

約数の個数: 48

約数和(自身を含む): 14054400

約数和(自身を除く): 5069515

約数列:

[1, 5, 7, 13, 31, 35, 49, 65, 91, 155, 169, 217, 245, 343, 403, 455, 637, 845, 1085, 1183, 1519, 1715, 2015, 2821, 3185, 4459, 5239, 5915, 7595, 8281, 10633, 14105, 19747, 22295, 26195, 36673, 41405, 53165, 57967, 98735, 138229, 183365, 256711, 289835, 691145, 1283555, 1796977, 8984885]

約数ペア:

[(1, 8984885), (5, 1796977), (7, 1283555), (13, 691145), (31, 289835), (35, 256711), (49, 183365), (65, 138229), (91, 98735), (155, 57967), (169, 53165), (217, 41405), (245, 36673), (343, 26195), (403, 22295), (455, 19747), (637, 14105), (845, 10633), (1085, 8281), (1183, 7595), (1519, 5915), (1715, 5239), (2015, 4459), (2821, 3185)]