81731442

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{80603}}^1$

素因数の和:80634

約数の個数: 24

約数和(自身を含む): 177006384

約数和(自身を除く): 95274942

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 80603, 161206, 241809, 483618, 1047839, 2095678, 3143517, 6287034, 13621907, 27243814, 40865721, 81731442]

約数ペア:

[(1, 81731442), (2, 40865721), (3, 27243814), (6, 13621907), (13, 6287034), (26, 3143517), (39, 2095678), (78, 1047839), (169, 483618), (338, 241809), (507, 161206), (1014, 80603)]