128889761

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{128761}}^1$

素因数の和:128792

約数の個数: 16

約数和(自身を含む): 173056128

約数和(自身を除く): 44166367

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 128761, 901327, 1416371, 1673893, 9914597, 11717251, 18412823, 128889761]

約数ペア:

[(1, 128889761), (7, 18412823), (11, 11717251), (13, 9914597), (77, 1673893), (91, 1416371), (143, 901327), (1001, 128761)]