217872357

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{99349}}^1$

素因数の和:99412

約数の個数: 16

約数和(自身を含む): 314740800

約数和(自身を除く): 96868443

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 99349, 298047, 1688933, 4272007, 5066799, 12816021, 72624119, 217872357]

約数ペア:

[(1, 217872357), (3, 72624119), (17, 12816021), (43, 5066799), (51, 4272007), (129, 1688933), (731, 298047), (2193, 99349)]