129640972

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:558

約数の個数: 36

約数和(自身を含む): 239134896

約数和(自身を除く): 109493924

約数列:

[1, 2, 4, 23, 46, 92, 197, 311, 394, 529, 622, 788, 1058, 1244, 2116, 4531, 7153, 9062, 14306, 18124, 28612, 61267, 104213, 122534, 164519, 208426, 245068, 329038, 416852, 658076, 1409141, 2818282, 5636564, 32410243, 64820486, 129640972]

約数ペア:

[(1, 129640972), (2, 64820486), (4, 32410243), (23, 5636564), (46, 2818282), (92, 1409141), (197, 658076), (311, 416852), (394, 329038), (529, 245068), (622, 208426), (788, 164519), (1058, 122534), (1244, 104213), (2116, 61267), (4531, 28612), (7153, 18124), (9062, 14306)]