398212878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{106531}}^1$

素因数の和:106632

約数の個数: 32

約数和(自身を含む): 920436480

約数和(自身を除く): 522223602

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 534, 623, 1246, 1869, 3738, 106531, 213062, 319593, 639186, 745717, 1491434, 2237151, 4474302, 9481259, 18962518, 28443777, 56887554, 66368813, 132737626, 199106439, 398212878]

約数ペア:

[(1, 398212878), (2, 199106439), (3, 132737626), (6, 66368813), (7, 56887554), (14, 28443777), (21, 18962518), (42, 9481259), (89, 4474302), (178, 2237151), (267, 1491434), (534, 745717), (623, 639186), (1246, 319593), (1869, 213062), (3738, 106531)]