290470768

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{26737}}^1$

素因数の和:26849

約数の個数: 40

約数和(自身を含む): 649840352

約数和(自身を除く): 359369584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 2716, 5432, 10864, 26737, 53474, 106948, 187159, 213896, 374318, 427792, 748636, 1497272, 2593489, 2994544, 5186978, 10373956, 18154423, 20747912, 36308846, 41495824, 72617692, 145235384, 290470768]

約数ペア:

[(1, 290470768), (2, 145235384), (4, 72617692), (7, 41495824), (8, 36308846), (14, 20747912), (16, 18154423), (28, 10373956), (56, 5186978), (97, 2994544), (112, 2593489), (194, 1497272), (388, 748636), (679, 427792), (776, 374318), (1358, 213896), (1552, 187159), (2716, 106948), (5432, 53474), (10864, 26737)]