87561938

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{3539}}^1$

素因数の和:3769

約数の個数: 16

約数和(自身を含む): 133812000

約数和(自身を除く): 46250062

約数列:

[1, 2, 89, 139, 178, 278, 3539, 7078, 12371, 24742, 314971, 491921, 629942, 983842, 43780969, 87561938]

約数ペア:

[(1, 87561938), (2, 43780969), (89, 983842), (139, 629942), (178, 491921), (278, 314971), (3539, 24742), (7078, 12371)]