28991996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{22721}}^1$

素因数の和:22765

約数の個数: 24

約数和(自身を含む): 57259440

約数和(自身を除く): 28267444

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 1276, 22721, 45442, 90884, 249931, 499862, 658909, 999724, 1317818, 2635636, 7247999, 14495998, 28991996]

約数ペア:

[(1, 28991996), (2, 14495998), (4, 7247999), (11, 2635636), (22, 1317818), (29, 999724), (44, 658909), (58, 499862), (116, 249931), (319, 90884), (638, 45442), (1276, 22721)]