26978835

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4463}}^1$

素因数の和:4515

約数の個数: 32

約数和(自身を含む): 47996928

約数和(自身を除く): 21018093

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 1209, 2015, 4463, 6045, 13389, 22315, 58019, 66945, 138353, 174057, 290095, 415059, 691765, 870285, 1798589, 2075295, 5395767, 8992945, 26978835]

約数ペア:

[(1, 26978835), (3, 8992945), (5, 5395767), (13, 2075295), (15, 1798589), (31, 870285), (39, 691765), (65, 415059), (93, 290095), (155, 174057), (195, 138353), (403, 66945), (465, 58019), (1209, 22315), (2015, 13389), (4463, 6045)]