28379065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2089}}^1$

素因数の和:2137

約数の個数: 32

約数和(自身を含む): 42134400

約数和(自身を除く): 13755335

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 143, 209, 247, 715, 1045, 1235, 2089, 2717, 10445, 13585, 22979, 27157, 39691, 114895, 135785, 198455, 298727, 436601, 515983, 1493635, 2183005, 2579915, 5675813, 28379065]

約数ペア:

[(1, 28379065), (5, 5675813), (11, 2579915), (13, 2183005), (19, 1493635), (55, 515983), (65, 436601), (95, 298727), (143, 198455), (209, 135785), (247, 114895), (715, 39691), (1045, 27157), (1235, 22979), (2089, 13585), (2717, 10445)]