201717783

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{19609}}^1$

素因数の和:19748

約数の個数: 20

約数和(自身を含む): 303719680

約数和(自身を除く): 102001897

約数列:

[1, 3, 9, 27, 81, 127, 381, 1143, 3429, 10287, 19609, 58827, 176481, 529443, 1588329, 2490343, 7471029, 22413087, 67239261, 201717783]

約数ペア:

[(1, 201717783), (3, 67239261), (9, 22413087), (27, 7471029), (81, 2490343), (127, 1588329), (381, 529443), (1143, 176481), (3429, 58827), (10287, 19609)]