421536978

素因数分解:

$2^1\times 3^2\times {\mathrm{23418721}}^1$

素因数の和:23418729

約数の個数: 12

約数和(自身を含む): 913330158

約数和(自身を除く): 491793180

約数列:

[1, 2, 3, 6, 9, 18, 23418721, 46837442, 70256163, 140512326, 210768489, 421536978]

約数ペア:

[(1, 421536978), (2, 210768489), (3, 140512326), (6, 70256163), (9, 46837442), (18, 23418721)]