143878221

素因数分解:

$3^3\times {\mathrm{491}}^1\times {\mathrm{10853}}^1$

素因数の和:11353

約数の個数: 16

約数和(自身を含む): 213606720

約数和(自身を除く): 69728499

約数列:

[1, 3, 9, 27, 491, 1473, 4419, 10853, 13257, 32559, 97677, 293031, 5328823, 15986469, 47959407, 143878221]

約数ペア:

[(1, 143878221), (3, 47959407), (9, 15986469), (27, 5328823), (491, 293031), (1473, 97677), (4419, 32559), (10853, 13257)]