71887185

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{383}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 129153024

約数和(自身を除く): 57265839

約数列:

[1, 3, 5, 9, 15, 43, 45, 97, 129, 215, 291, 383, 387, 485, 645, 873, 1149, 1455, 1915, 1935, 3447, 4171, 4365, 5745, 12513, 16469, 17235, 20855, 37151, 37539, 49407, 62565, 82345, 111453, 148221, 185755, 187695, 247035, 334359, 557265, 741105, 1597493, 1671795, 4792479, 7987465, 14377437, 23962395, 71887185]

約数ペア:

[(1, 71887185), (3, 23962395), (5, 14377437), (9, 7987465), (15, 4792479), (43, 1671795), (45, 1597493), (97, 741105), (129, 557265), (215, 334359), (291, 247035), (383, 187695), (387, 185755), (485, 148221), (645, 111453), (873, 82345), (1149, 62565), (1455, 49407), (1915, 37539), (1935, 37151), (3447, 20855), (4171, 17235), (4365, 16469), (5745, 12513)]