13809105

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 26058240

約数和(自身を除く): 12249135

約数列:

[1, 3, 5, 9, 15, 19, 31, 45, 57, 93, 95, 155, 171, 279, 285, 465, 521, 589, 855, 1395, 1563, 1767, 2605, 2945, 4689, 5301, 7815, 8835, 9899, 16151, 23445, 26505, 29697, 48453, 49495, 80755, 89091, 145359, 148485, 242265, 306869, 445455, 726795, 920607, 1534345, 2761821, 4603035, 13809105]

約数ペア:

[(1, 13809105), (3, 4603035), (5, 2761821), (9, 1534345), (15, 920607), (19, 726795), (31, 445455), (45, 306869), (57, 242265), (93, 148485), (95, 145359), (155, 89091), (171, 80755), (279, 49495), (285, 48453), (465, 29697), (521, 26505), (589, 23445), (855, 16151), (1395, 9899), (1563, 8835), (1767, 7815), (2605, 5301), (2945, 4689)]