67877991

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{19289}}^1$

素因数の和:19335

約数の個数: 24

約数和(自身を含む): 108332640

約数和(自身を除く): 40454649

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 19289, 57867, 173601, 327913, 443647, 983739, 1330941, 2951217, 3992823, 7541999, 22625997, 67877991]

約数ペア:

[(1, 67877991), (3, 22625997), (9, 7541999), (17, 3992823), (23, 2951217), (51, 1330941), (69, 983739), (153, 443647), (207, 327913), (391, 173601), (1173, 57867), (3519, 19289)]