67669469

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^2$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 86696640

約数和(自身を除く): 19027171

約数列:

[1, 7, 17, 19, 119, 133, 173, 323, 1211, 2261, 2941, 3287, 20587, 23009, 29929, 55879, 209503, 391153, 508793, 568651, 3561551, 3980557, 9667067, 67669469]

約数ペア:

[(1, 67669469), (7, 9667067), (17, 3980557), (19, 3561551), (119, 568651), (133, 508793), (173, 391153), (323, 209503), (1211, 55879), (2261, 29929), (2941, 23009), (3287, 20587)]