27943937

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{127}}^1$

素因数の和:237

約数の個数: 24

約数和(自身を含む): 34891776

約数和(自身を除く): 6947839

約数列:

[1, 7, 17, 43, 119, 127, 301, 731, 889, 1849, 2159, 5117, 5461, 12943, 15113, 31433, 38227, 92837, 220031, 234823, 649859, 1643761, 3991991, 27943937]

約数ペア:

[(1, 27943937), (7, 3991991), (17, 1643761), (43, 649859), (119, 234823), (127, 220031), (301, 92837), (731, 38227), (889, 31433), (1849, 15113), (2159, 12943), (5117, 5461)]