291279355696

素因数分解:

$2^4\times 7^1\times {\mathrm{10009}}^1\times {\mathrm{259837}}^1$

素因数の和:269861

約数の個数: 40

約数和(自身を含む): 645042638240

約数和(自身を除く): 353763282544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 10009, 20018, 40036, 70063, 80072, 140126, 160144, 259837, 280252, 519674, 560504, 1039348, 1121008, 1818859, 2078696, 3637718, 4157392, 7275436, 14550872, 29101744, 2600708533, 5201417066, 10402834132, 18204959731, 20805668264, 36409919462, 41611336528, 72819838924, 145639677848, 291279355696]

約数ペア:

[(1, 291279355696), (2, 145639677848), (4, 72819838924), (7, 41611336528), (8, 36409919462), (14, 20805668264), (16, 18204959731), (28, 10402834132), (56, 5201417066), (112, 2600708533), (10009, 29101744), (20018, 14550872), (40036, 7275436), (70063, 4157392), (80072, 3637718), (140126, 2078696), (160144, 1818859), (259837, 1121008), (280252, 1039348), (519674, 560504)]