489792589

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^4\times {\mathrm{1559}}^1$

素因数の和:1622

約数の個数: 20

約数和(自身を含む): 579215520

約数和(自身を除く): 89422931

約数列:

[1, 11, 13, 143, 169, 1559, 1859, 2197, 17149, 20267, 24167, 28561, 222937, 263471, 314171, 2898181, 3425123, 37676353, 44526599, 489792589]

約数ペア:

[(1, 489792589), (11, 44526599), (13, 37676353), (143, 3425123), (169, 2898181), (1559, 314171), (1859, 263471), (2197, 222937), (17149, 28561), (20267, 24167)]