213663868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{17159}}^1$

素因数の和:17457

約数の個数: 24

約数和(自身を含む): 409368960

約数和(自身を除く): 195705092

約数列:

[1, 2, 4, 11, 22, 44, 283, 566, 1132, 3113, 6226, 12452, 17159, 34318, 68636, 188749, 377498, 754996, 4855997, 9711994, 19423988, 53415967, 106831934, 213663868]

約数ペア:

[(1, 213663868), (2, 106831934), (4, 53415967), (11, 19423988), (22, 9711994), (44, 4855997), (283, 754996), (566, 377498), (1132, 188749), (3113, 68636), (6226, 34318), (12452, 17159)]