172506978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1369103}}^1$

素因数の和:1369118

約数の個数: 24

約数和(自身を含む): 427160448

約数和(自身を除く): 254653470

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1369103, 2738206, 4107309, 8214618, 9583721, 12321927, 19167442, 24643854, 28751163, 57502326, 86253489, 172506978]

約数ペア:

[(1, 172506978), (2, 86253489), (3, 57502326), (6, 28751163), (7, 24643854), (9, 19167442), (14, 12321927), (18, 9583721), (21, 8214618), (42, 4107309), (63, 2738206), (126, 1369103)]