291230271

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{39607}}^1$

素因数の和:39675

約数の個数: 24

約数和(自身を含む): 453115520

約数和(自身を除く): 161885249

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 39607, 118821, 356463, 752533, 1703101, 2257599, 5109303, 6772797, 15327909, 32358919, 97076757, 291230271]

約数ペア:

[(1, 291230271), (3, 97076757), (9, 32358919), (19, 15327909), (43, 6772797), (57, 5109303), (129, 2257599), (171, 1703101), (387, 752533), (817, 356463), (2451, 118821), (7353, 39607)]