381331083

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{136531}}^1$

素因数の和:136567

約数の個数: 24

約数和(自身を含む): 622585920

約数和(自身を除く): 241254837

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 136531, 409593, 955717, 2594089, 2867151, 6690019, 7782267, 18158623, 20070057, 54475869, 127110361, 381331083]

約数ペア:

[(1, 381331083), (3, 127110361), (7, 54475869), (19, 20070057), (21, 18158623), (49, 7782267), (57, 6690019), (133, 2867151), (147, 2594089), (399, 955717), (931, 409593), (2793, 136531)]