388214289

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1307}}^1$

素因数の和:1531

約数の個数: 40

約数和(自身を含む): 614079840

約数和(自身を除く): 225865551

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 193, 513, 579, 1307, 1539, 1737, 3667, 3921, 5211, 11001, 11763, 15633, 24833, 33003, 35289, 74499, 99009, 105867, 223497, 252251, 297027, 670491, 756753, 2011473, 2270259, 4792769, 6810777, 14378307, 20432331, 43134921, 129404763, 388214289]

約数ペア:

[(1, 388214289), (3, 129404763), (9, 43134921), (19, 20432331), (27, 14378307), (57, 6810777), (81, 4792769), (171, 2270259), (193, 2011473), (513, 756753), (579, 670491), (1307, 297027), (1539, 252251), (1737, 223497), (3667, 105867), (3921, 99009), (5211, 74499), (11001, 35289), (11763, 33003), (15633, 24833)]