28270252

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{21881}}^1$

素因数の和:21921

約数の個数: 24

約数和(自身を含む): 55142640

約数和(自身を除く): 26872388

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 21881, 43762, 87524, 371977, 415739, 743954, 831478, 1487908, 1662956, 7067563, 14135126, 28270252]

約数ペア:

[(1, 28270252), (2, 14135126), (4, 7067563), (17, 1662956), (19, 1487908), (34, 831478), (38, 743954), (68, 415739), (76, 371977), (323, 87524), (646, 43762), (1292, 21881)]