173878321

素因数分解:

${\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{491}}^1$

素因数の和:776

約数の個数: 16

約数和(自身を含む): 184913280

約数和(自身を除く): 11034959

約数列:

[1, 23, 89, 173, 491, 2047, 3979, 11293, 15397, 43699, 84943, 354131, 1005077, 1953689, 7559927, 173878321]

約数ペア:

[(1, 173878321), (23, 7559927), (89, 1953689), (173, 1005077), (491, 354131), (2047, 84943), (3979, 43699), (11293, 15397)]