290452988

素因数分解:

$2^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{25117}}^1$

素因数の和:25194

約数の個数: 36

約数和(自身を含む): 601324920

約数和(自身を除く): 310871932

約数列:

[1, 2, 4, 7, 14, 28, 49, 59, 98, 118, 196, 236, 413, 826, 1652, 2891, 5782, 11564, 25117, 50234, 100468, 175819, 351638, 703276, 1230733, 1481903, 2461466, 2963806, 4922932, 5927612, 10373321, 20746642, 41493284, 72613247, 145226494, 290452988]

約数ペア:

[(1, 290452988), (2, 145226494), (4, 72613247), (7, 41493284), (14, 20746642), (28, 10373321), (49, 5927612), (59, 4922932), (98, 2963806), (118, 2461466), (196, 1481903), (236, 1230733), (413, 703276), (826, 351638), (1652, 175819), (2891, 100468), (5782, 50234), (11564, 25117)]