2978478

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{2903}}^1$

素因数の和:2933

約数の個数: 32

約数和(自身を含む): 6969600

約数和(自身を除く): 3991122

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 2903, 5806, 8709, 17418, 26127, 52254, 55157, 78381, 110314, 156762, 165471, 330942, 496413, 992826, 1489239, 2978478]

約数ペア:

[(1, 2978478), (2, 1489239), (3, 992826), (6, 496413), (9, 330942), (18, 165471), (19, 156762), (27, 110314), (38, 78381), (54, 55157), (57, 52254), (114, 26127), (171, 17418), (342, 8709), (513, 5806), (1026, 2903)]