307171385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4639}}^1$

素因数の和:4721

約数の個数: 32

約数和(自身を含む): 420940800

約数和(自身を除く): 113769415

約数列:

[1, 5, 17, 19, 41, 85, 95, 205, 323, 697, 779, 1615, 3485, 3895, 4639, 13243, 23195, 66215, 78863, 88141, 190199, 394315, 440705, 950995, 1498397, 3233383, 3613781, 7491985, 16166915, 18068905, 61434277, 307171385]

約数ペア:

[(1, 307171385), (5, 61434277), (17, 18068905), (19, 16166915), (41, 7491985), (85, 3613781), (95, 3233383), (205, 1498397), (323, 950995), (697, 440705), (779, 394315), (1615, 190199), (3485, 88141), (3895, 78863), (4639, 66215), (13243, 23195)]