638651592

素因数分解:

$2^3\times 3^2\times {\mathrm{113}}^1\times {\mathrm{78497}}^1$

素因数の和:78622

約数の個数: 48

約数和(自身を含む): 1745010540

約数和(自身を除く): 1106358948

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 113, 226, 339, 452, 678, 904, 1017, 1356, 2034, 2712, 4068, 8136, 78497, 156994, 235491, 313988, 470982, 627976, 706473, 941964, 1412946, 1883928, 2825892, 5651784, 8870161, 17740322, 26610483, 35480644, 53220966, 70961288, 79831449, 106441932, 159662898, 212883864, 319325796, 638651592]

約数ペア:

[(1, 638651592), (2, 319325796), (3, 212883864), (4, 159662898), (6, 106441932), (8, 79831449), (9, 70961288), (12, 53220966), (18, 35480644), (24, 26610483), (36, 17740322), (72, 8870161), (113, 5651784), (226, 2825892), (339, 1883928), (452, 1412946), (678, 941964), (904, 706473), (1017, 627976), (1356, 470982), (2034, 313988), (2712, 235491), (4068, 156994), (8136, 78497)]