214921876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{4133113}}^1$

素因数の和:4133130

約数の個数: 12

約数和(自身を含む): 405045172

約数和(自身を除く): 190123296

約数列:

[1, 2, 4, 13, 26, 52, 4133113, 8266226, 16532452, 53730469, 107460938, 214921876]

約数ペア:

[(1, 214921876), (2, 107460938), (4, 53730469), (13, 16532452), (26, 8266226), (52, 4133113)]