13091265

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 25272000

約数和(自身を除く): 12180735

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 53, 55, 99, 159, 165, 265, 477, 495, 499, 583, 795, 1497, 1749, 2385, 2495, 2915, 4491, 5247, 5489, 7485, 8745, 16467, 22455, 26235, 26447, 27445, 49401, 79341, 82335, 132235, 238023, 247005, 290917, 396705, 872751, 1190115, 1454585, 2618253, 4363755, 13091265]

約数ペア:

[(1, 13091265), (3, 4363755), (5, 2618253), (9, 1454585), (11, 1190115), (15, 872751), (33, 396705), (45, 290917), (53, 247005), (55, 238023), (99, 132235), (159, 82335), (165, 79341), (265, 49401), (477, 27445), (495, 26447), (499, 26235), (583, 22455), (795, 16467), (1497, 8745), (1749, 7485), (2385, 5489), (2495, 5247), (2915, 4491)]