291244252

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{16921}}^1$

素因数の和:17269

約数の個数: 24

約数和(自身を含む): 550574192

約数和(自身を除く): 259329940

約数列:

[1, 2, 4, 13, 26, 52, 331, 662, 1324, 4303, 8606, 16921, 17212, 33842, 67684, 219973, 439946, 879892, 5600851, 11201702, 22403404, 72811063, 145622126, 291244252]

約数ペア:

[(1, 291244252), (2, 145622126), (4, 72811063), (13, 22403404), (26, 11201702), (52, 5600851), (331, 879892), (662, 439946), (1324, 219973), (4303, 67684), (8606, 33842), (16921, 17212)]