81988742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{128509}}^1$

素因数の和:128551

約数の個数: 16

約数和(自身を含む): 138790800

約数和(自身を除く): 56802058

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 128509, 257018, 1413599, 2827198, 3726761, 7453522, 40994371, 81988742]

約数ペア:

[(1, 81988742), (2, 40994371), (11, 7453522), (22, 3726761), (29, 2827198), (58, 1413599), (319, 257018), (638, 128509)]