47121915

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{397}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 77829696

約数和(自身を除く): 30707781

約数列:

[1, 3, 5, 15, 41, 123, 193, 205, 397, 579, 615, 965, 1191, 1985, 2895, 5955, 7913, 16277, 23739, 39565, 48831, 76621, 81385, 118695, 229863, 244155, 383105, 1149315, 3141461, 9424383, 15707305, 47121915]

約数ペア:

[(1, 47121915), (3, 15707305), (5, 9424383), (15, 3141461), (41, 1149315), (123, 383105), (193, 244155), (205, 229863), (397, 118695), (579, 81385), (615, 76621), (965, 48831), (1191, 39565), (1985, 23739), (2895, 16277), (5955, 7913)]