213013900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{193649}}^1$

素因数の和:193674

約数の個数: 36

約数和(自身を含む): 504264600

約数和(自身を除く): 291250700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 193649, 387298, 774596, 968245, 1936490, 2130139, 3872980, 4260278, 4841225, 8520556, 9682450, 10650695, 19364900, 21301390, 42602780, 53253475, 106506950, 213013900]

約数ペア:

[(1, 213013900), (2, 106506950), (4, 53253475), (5, 42602780), (10, 21301390), (11, 19364900), (20, 10650695), (22, 9682450), (25, 8520556), (44, 4841225), (50, 4260278), (55, 3872980), (100, 2130139), (110, 1936490), (220, 968245), (275, 774596), (550, 387298), (1100, 193649)]