542894163

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1360637}}^1$

素因数の和:1360666

約数の個数: 16

約数和(自身を含む): 870808320

約数和(自身を除く): 327914157

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1360637, 4081911, 9524459, 25852103, 28573377, 77556309, 180964721, 542894163]

約数ペア:

[(1, 542894163), (3, 180964721), (7, 77556309), (19, 28573377), (21, 25852103), (57, 9524459), (133, 4081911), (399, 1360637)]