199720347879

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1\times {\mathrm{228587}}^1$

素因数の和:229167

約数の個数: 32

約数和(自身を含む): 294011714304

約数和(自身を除く): 94291366425

約数列:

[1, 3, 13, 39, 43, 129, 521, 559, 1563, 1677, 6773, 20319, 22403, 67209, 228587, 291239, 685761, 873717, 2971631, 8914893, 9829241, 29487723, 119093827, 127780133, 357281481, 383340399, 1548219751, 4644659253, 5121034561, 15363103683, 66573449293, 199720347879]

約数ペア:

[(1, 199720347879), (3, 66573449293), (13, 15363103683), (39, 5121034561), (43, 4644659253), (129, 1548219751), (521, 383340399), (559, 357281481), (1563, 127780133), (1677, 119093827), (6773, 29487723), (20319, 9829241), (22403, 8914893), (67209, 2971631), (228587, 873717), (291239, 685761)]