13187865

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{359}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 22118400

約数和(自身を除く): 8930535

約数列:

[1, 3, 5, 15, 31, 79, 93, 155, 237, 359, 395, 465, 1077, 1185, 1795, 2449, 5385, 7347, 11129, 12245, 28361, 33387, 36735, 55645, 85083, 141805, 166935, 425415, 879191, 2637573, 4395955, 13187865]

約数ペア:

[(1, 13187865), (3, 4395955), (5, 2637573), (15, 879191), (31, 425415), (79, 166935), (93, 141805), (155, 85083), (237, 55645), (359, 36735), (395, 33387), (465, 28361), (1077, 12245), (1185, 11129), (1795, 7347), (2449, 5385)]