81129928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{921931}}^1$

素因数の和:921948

約数の個数: 16

約数和(自身を含む): 165947760

約数和(自身を除く): 84817832

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 921931, 1843862, 3687724, 7375448, 10141241, 20282482, 40564964, 81129928]

約数ペア:

[(1, 81129928), (2, 40564964), (4, 20282482), (8, 10141241), (11, 7375448), (22, 3687724), (44, 1843862), (88, 921931)]