217491914

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{18329}}^1$

素因数の和:18697

約数の個数: 16

約数和(自身を含む): 346437000

約数和(自身を除く): 128945086

約数列:

[1, 2, 17, 34, 349, 698, 5933, 11866, 18329, 36658, 311593, 623186, 6396821, 12793642, 108745957, 217491914]

約数ペア:

[(1, 217491914), (2, 108745957), (17, 12793642), (34, 6396821), (349, 623186), (698, 311593), (5933, 36658), (11866, 18329)]