2056520145

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{21821}}^1$

素因数の和:21993

約数の個数: 32

約数和(自身を含む): 3376998144

約数和(自身を除く): 1320477999

約数列:

[1, 3, 5, 15, 61, 103, 183, 305, 309, 515, 915, 1545, 6283, 18849, 21821, 31415, 65463, 94245, 109105, 327315, 1331081, 2247563, 3993243, 6655405, 6742689, 11237815, 19966215, 33713445, 137101343, 411304029, 685506715, 2056520145]

約数ペア:

[(1, 2056520145), (3, 685506715), (5, 411304029), (15, 137101343), (61, 33713445), (103, 19966215), (183, 11237815), (305, 6742689), (309, 6655405), (515, 3993243), (915, 2247563), (1545, 1331081), (6283, 327315), (18849, 109105), (21821, 94245), (31415, 65463)]