2089155

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:171

約数の個数: 32

約数和(自身を含む): 3548160

約数和(自身を除く): 1459005

約数列:

[1, 3, 5, 15, 41, 43, 79, 123, 129, 205, 215, 237, 395, 615, 645, 1185, 1763, 3239, 3397, 5289, 8815, 9717, 10191, 16195, 16985, 26445, 48585, 50955, 139277, 417831, 696385, 2089155]

約数ペア:

[(1, 2089155), (3, 696385), (5, 417831), (15, 139277), (41, 50955), (43, 48585), (79, 26445), (123, 16985), (129, 16195), (205, 10191), (215, 9717), (237, 8815), (395, 5289), (615, 3397), (645, 3239), (1185, 1763)]