31141278

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2777}}^1$

素因数の和:2881

約数の個数: 48

約数和(自身を含む): 78006240

約数和(自身を除く): 46864962

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 89, 126, 178, 267, 534, 623, 801, 1246, 1602, 1869, 2777, 3738, 5554, 5607, 8331, 11214, 16662, 19439, 24993, 38878, 49986, 58317, 116634, 174951, 247153, 349902, 494306, 741459, 1482918, 1730071, 2224377, 3460142, 4448754, 5190213, 10380426, 15570639, 31141278]

約数ペア:

[(1, 31141278), (2, 15570639), (3, 10380426), (6, 5190213), (7, 4448754), (9, 3460142), (14, 2224377), (18, 1730071), (21, 1482918), (42, 741459), (63, 494306), (89, 349902), (126, 247153), (178, 174951), (267, 116634), (534, 58317), (623, 49986), (801, 38878), (1246, 24993), (1602, 19439), (1869, 16662), (2777, 11214), (3738, 8331), (5554, 5607)]