211204

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:427

約数の個数: 24

約数和(自身を含む): 445760

約数和(自身を除く): 234556

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 397, 532, 794, 1588, 2779, 5558, 7543, 11116, 15086, 30172, 52801, 105602, 211204]

約数ペア:

[(1, 211204), (2, 105602), (4, 52801), (7, 30172), (14, 15086), (19, 11116), (28, 7543), (38, 5558), (76, 2779), (133, 1588), (266, 794), (397, 532)]