28373906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{21143}}^1$

素因数の和:21217

約数の個数: 16

約数和(自身を含む): 47193408

約数和(自身を除く): 18819502

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 21143, 42286, 232573, 465146, 1289723, 2579446, 14186953, 28373906]

約数ペア:

[(1, 28373906), (2, 14186953), (11, 2579446), (22, 1289723), (61, 465146), (122, 232573), (671, 42286), (1342, 21143)]