181007344

素因数分解:

$2^4\times 7^1\times {\mathrm{997}}^1\times {\mathrm{1621}}^1$

素因数の和:2633

約数の個数: 40

約数和(自身を含む): 401451488

約数和(自身を除く): 220444144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 997, 1621, 1994, 3242, 3988, 6484, 6979, 7976, 11347, 12968, 13958, 15952, 22694, 25936, 27916, 45388, 55832, 90776, 111664, 181552, 1616137, 3232274, 6464548, 11312959, 12929096, 22625918, 25858192, 45251836, 90503672, 181007344]

約数ペア:

[(1, 181007344), (2, 90503672), (4, 45251836), (7, 25858192), (8, 22625918), (14, 12929096), (16, 11312959), (28, 6464548), (56, 3232274), (112, 1616137), (997, 181552), (1621, 111664), (1994, 90776), (3242, 55832), (3988, 45388), (6484, 27916), (6979, 25936), (7976, 22694), (11347, 15952), (12968, 13958)]