204517881

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{941}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 329172480

約数和(自身を除く): 124654599

約数列:

[1, 3, 9, 19, 31, 41, 57, 93, 123, 171, 279, 369, 589, 779, 941, 1271, 1767, 2337, 2823, 3813, 5301, 7011, 8469, 11439, 17879, 24149, 29171, 38581, 53637, 72447, 87513, 115743, 160911, 217341, 262539, 347229, 554249, 733039, 1196011, 1662747, 2199117, 3588033, 4988241, 6597351, 10764099, 22724209, 68172627, 204517881]

約数ペア:

[(1, 204517881), (3, 68172627), (9, 22724209), (19, 10764099), (31, 6597351), (41, 4988241), (57, 3588033), (93, 2199117), (123, 1662747), (171, 1196011), (279, 733039), (369, 554249), (589, 347229), (779, 262539), (941, 217341), (1271, 160911), (1767, 115743), (2337, 87513), (2823, 72447), (3813, 53637), (5301, 38581), (7011, 29171), (8469, 24149), (11439, 17879)]