388347669

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{1453}}^1$

素因数の和:2002

約数の個数: 32

約数和(自身を含む): 607190400

約数和(自身を除く): 218842731

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 521, 1453, 1563, 4359, 4689, 9899, 13077, 14067, 27607, 29697, 39231, 82821, 89091, 248463, 267273, 745389, 757013, 2271039, 6813117, 14383247, 20439351, 43149741, 129449223, 388347669]

約数ペア:

[(1, 388347669), (3, 129449223), (9, 43149741), (19, 20439351), (27, 14383247), (57, 6813117), (171, 2271039), (513, 757013), (521, 745389), (1453, 267273), (1563, 248463), (4359, 89091), (4689, 82821), (9899, 39231), (13077, 29697), (14067, 27607)]