219702951

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{110459}}^1$

素因数の和:110495

約数の個数: 24

約数和(自身を含む): 361866960

約数和(自身を除く): 142164009

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 110459, 331377, 994131, 1435967, 1877803, 4307901, 5633409, 12923703, 16900227, 24411439, 73234317, 219702951]

約数ペア:

[(1, 219702951), (3, 73234317), (9, 24411439), (13, 16900227), (17, 12923703), (39, 5633409), (51, 4307901), (117, 1877803), (153, 1435967), (221, 994131), (663, 331377), (1989, 110459)]