217897128

素因数分解:

$2^3\times 3^5\times {\mathrm{112087}}^1$

素因数の和:112108

約数の個数: 48

約数和(自身を含む): 612000480

約数和(自身を除く): 394103352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 112087, 224174, 336261, 448348, 672522, 896696, 1008783, 1345044, 2017566, 2690088, 3026349, 4035132, 6052698, 8070264, 9079047, 12105396, 18158094, 24210792, 27237141, 36316188, 54474282, 72632376, 108948564, 217897128]

約数ペア:

[(1, 217897128), (2, 108948564), (3, 72632376), (4, 54474282), (6, 36316188), (8, 27237141), (9, 24210792), (12, 18158094), (18, 12105396), (24, 9079047), (27, 8070264), (36, 6052698), (54, 4035132), (72, 3026349), (81, 2690088), (108, 2017566), (162, 1345044), (216, 1008783), (243, 896696), (324, 672522), (486, 448348), (648, 336261), (972, 224174), (1944, 112087)]