128673391

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{98299}}^1$

素因数の和:98334

約数の個数: 16

約数和(自身を含む): 169862400

約数和(自身を除く): 41189009

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 98299, 688093, 1081289, 1671083, 7569023, 11697581, 18381913, 128673391]

約数ペア:

[(1, 128673391), (7, 18381913), (11, 11697581), (17, 7569023), (77, 1671083), (119, 1081289), (187, 688093), (1309, 98299)]