13155315

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1489}}^1$

素因数の和:1547

約数の個数: 32

約数和(自身を含む): 22886400

約数和(自身を除く): 9731085

約数列:

[1, 3, 5, 15, 19, 31, 57, 93, 95, 155, 285, 465, 589, 1489, 1767, 2945, 4467, 7445, 8835, 22335, 28291, 46159, 84873, 138477, 141455, 230795, 424365, 692385, 877021, 2631063, 4385105, 13155315]

約数ペア:

[(1, 13155315), (3, 4385105), (5, 2631063), (15, 877021), (19, 692385), (31, 424365), (57, 230795), (93, 141455), (95, 138477), (155, 84873), (285, 46159), (465, 28291), (589, 22335), (1489, 8835), (1767, 7445), (2945, 4467)]