971905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:488

約数の個数: 16

約数和(自身を含む): 1306368

約数和(自身を除く): 334463

約数列:

[1, 5, 11, 41, 55, 205, 431, 451, 2155, 2255, 4741, 17671, 23705, 88355, 194381, 971905]

約数ペア:

[(1, 971905), (5, 194381), (11, 88355), (41, 23705), (55, 17671), (205, 4741), (431, 2255), (451, 2155)]