81789492

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^2\times {\mathrm{1279}}^1$

素因数の和:1432

約数の個数: 36

約数和(自身を含む): 193643520

約数和(自身を除く): 111854028

約数列:

[1, 2, 3, 4, 6, 12, 73, 146, 219, 292, 438, 876, 1279, 2558, 3837, 5116, 5329, 7674, 10658, 15348, 15987, 21316, 31974, 63948, 93367, 186734, 280101, 373468, 560202, 1120404, 6815791, 13631582, 20447373, 27263164, 40894746, 81789492]

約数ペア:

[(1, 81789492), (2, 40894746), (3, 27263164), (4, 20447373), (6, 13631582), (12, 6815791), (73, 1120404), (146, 560202), (219, 373468), (292, 280101), (438, 186734), (876, 93367), (1279, 63948), (2558, 31974), (3837, 21316), (5116, 15987), (5329, 15348), (7674, 10658)]