131274495

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1627}}^1$

素因数の和:1812

約数の個数: 48

約数和(自身を含む): 249904512

約数和(自身を除く): 118630017

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 163, 165, 489, 495, 815, 1467, 1627, 1793, 2445, 4881, 5379, 7335, 8135, 8965, 14643, 16137, 17897, 24405, 26895, 53691, 73215, 80685, 89485, 161073, 265201, 268455, 795603, 805365, 1326005, 2386809, 2917211, 3978015, 8751633, 11934045, 14586055, 26254899, 43758165, 131274495]

約数ペア:

[(1, 131274495), (3, 43758165), (5, 26254899), (9, 14586055), (11, 11934045), (15, 8751633), (33, 3978015), (45, 2917211), (55, 2386809), (99, 1326005), (163, 805365), (165, 795603), (489, 268455), (495, 265201), (815, 161073), (1467, 89485), (1627, 80685), (1793, 73215), (2445, 53691), (4881, 26895), (5379, 24405), (7335, 17897), (8135, 16137), (8965, 14643)]