28847918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{42299}}^1$

素因数の和:42343

約数の個数: 16

約数和(自身を含む): 48729600

約数和(自身を除く): 19881682

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 42299, 84598, 465289, 930578, 1311269, 2622538, 14423959, 28847918]

約数ペア:

[(1, 28847918), (2, 14423959), (11, 2622538), (22, 1311269), (31, 930578), (62, 465289), (341, 84598), (682, 42299)]