3721305

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 7124544

約数和(自身を除く): 3403239

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 61, 83, 105, 147, 183, 245, 249, 305, 415, 427, 581, 735, 915, 1245, 1281, 1743, 2135, 2905, 2989, 4067, 5063, 6405, 8715, 8967, 12201, 14945, 15189, 20335, 25315, 35441, 44835, 61005, 75945, 106323, 177205, 248087, 531615, 744261, 1240435, 3721305]

約数ペア:

[(1, 3721305), (3, 1240435), (5, 744261), (7, 531615), (15, 248087), (21, 177205), (35, 106323), (49, 75945), (61, 61005), (83, 44835), (105, 35441), (147, 25315), (183, 20335), (245, 15189), (249, 14945), (305, 12201), (415, 8967), (427, 8715), (581, 6405), (735, 5063), (915, 4067), (1245, 2989), (1281, 2905), (1743, 2135)]