209216242857

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{127}}^2\times {\mathrm{227569}}^1$

素因数の和:227845

約数の個数: 24

約数和(自身を含む): 295968439200

約数和(自身を除く): 86752196343

約数列:

[1, 3, 19, 57, 127, 381, 2413, 7239, 16129, 48387, 227569, 306451, 682707, 919353, 4323811, 12971433, 28901263, 86703789, 549123997, 1647371991, 3670460401, 11011381203, 69738747619, 209216242857]

約数ペア:

[(1, 209216242857), (3, 69738747619), (19, 11011381203), (57, 3670460401), (127, 1647371991), (381, 549123997), (2413, 86703789), (7239, 28901263), (16129, 12971433), (48387, 4323811), (227569, 919353), (306451, 682707)]