18168183

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 30551040

約数和(自身を除く): 12382857

約数列:

[1, 3, 9, 11, 23, 33, 69, 79, 99, 101, 207, 237, 253, 303, 711, 759, 869, 909, 1111, 1817, 2277, 2323, 2607, 3333, 5451, 6969, 7821, 7979, 9999, 16353, 19987, 20907, 23937, 25553, 59961, 71811, 76659, 87769, 179883, 183517, 229977, 263307, 550551, 789921, 1651653, 2018687, 6056061, 18168183]

約数ペア:

[(1, 18168183), (3, 6056061), (9, 2018687), (11, 1651653), (23, 789921), (33, 550551), (69, 263307), (79, 229977), (99, 183517), (101, 179883), (207, 87769), (237, 76659), (253, 71811), (303, 59961), (711, 25553), (759, 23937), (869, 20907), (909, 19987), (1111, 16353), (1817, 9999), (2277, 7979), (2323, 7821), (2607, 6969), (3333, 5451)]