13785005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 18869760

約数和(自身を除く): 5084755

約数列:

[1, 5, 13, 29, 65, 71, 103, 145, 355, 377, 515, 923, 1339, 1885, 2059, 2987, 4615, 6695, 7313, 10295, 14935, 26767, 36565, 38831, 95069, 133835, 194155, 212077, 475345, 1060385, 2757001, 13785005]

約数ペア:

[(1, 13785005), (5, 2757001), (13, 1060385), (29, 475345), (65, 212077), (71, 194155), (103, 133835), (145, 95069), (355, 38831), (377, 36565), (515, 26767), (923, 14935), (1339, 10295), (1885, 7313), (2059, 6695), (2987, 4615)]