213212450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{387659}}^1$

素因数の和:387682

約数の個数: 24

約数和(自身を含む): 432628560

約数和(自身を除く): 219416110

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 387659, 775318, 1938295, 3876590, 4264249, 8528498, 9691475, 19382950, 21321245, 42642490, 106606225, 213212450]

約数ペア:

[(1, 213212450), (2, 106606225), (5, 42642490), (10, 21321245), (11, 19382950), (22, 9691475), (25, 8528498), (50, 4264249), (55, 3876590), (110, 1938295), (275, 775318), (550, 387659)]