143540019

素因数分解:

$3^4\times 7^1\times {\mathrm{253157}}^1$

素因数の和:253176

約数の個数: 20

約数和(自身を含む): 245056944

約数和(自身を除く): 101516925

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 253157, 759471, 1772099, 2278413, 5316297, 6835239, 15948891, 20505717, 47846673, 143540019]

約数ペア:

[(1, 143540019), (3, 47846673), (7, 20505717), (9, 15948891), (21, 6835239), (27, 5316297), (63, 2278413), (81, 1772099), (189, 759471), (567, 253157)]