213958424

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{251}}^1\times {\mathrm{839}}^1$

素因数の和:1223

約数の個数: 32

約数和(自身を含む): 406425600

約数和(自身を除く): 192467176

約数列:

[1, 2, 4, 8, 127, 251, 254, 502, 508, 839, 1004, 1016, 1678, 2008, 3356, 6712, 31877, 63754, 106553, 127508, 210589, 213106, 255016, 421178, 426212, 842356, 852424, 1684712, 26744803, 53489606, 106979212, 213958424]

約数ペア:

[(1, 213958424), (2, 106979212), (4, 53489606), (8, 26744803), (127, 1684712), (251, 852424), (254, 842356), (502, 426212), (508, 421178), (839, 255016), (1004, 213106), (1016, 210589), (1678, 127508), (2008, 106553), (3356, 63754), (6712, 31877)]