28980496

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:439

約数の個数: 40

約数和(自身を含む): 57746304

約数和(自身を除く): 28765808

約数列:

[1, 2, 4, 8, 16, 71, 97, 142, 194, 263, 284, 388, 526, 568, 776, 1052, 1136, 1552, 2104, 4208, 6887, 13774, 18673, 25511, 27548, 37346, 51022, 55096, 74692, 102044, 110192, 149384, 204088, 298768, 408176, 1811281, 3622562, 7245124, 14490248, 28980496]

約数ペア:

[(1, 28980496), (2, 14490248), (4, 7245124), (8, 3622562), (16, 1811281), (71, 408176), (97, 298768), (142, 204088), (194, 149384), (263, 110192), (284, 102044), (388, 74692), (526, 55096), (568, 51022), (776, 37346), (1052, 27548), (1136, 25511), (1552, 18673), (2104, 13774), (4208, 6887)]