253680908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{113453}}^1$

素因数の和:113513

約数の個数: 24

約数和(自身を含む): 489213648

約数和(自身を除く): 235532740

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 113453, 226906, 453812, 1474889, 2949778, 4878479, 5899556, 9756958, 19513916, 63420227, 126840454, 253680908]

約数ペア:

[(1, 253680908), (2, 126840454), (4, 63420227), (13, 19513916), (26, 9756958), (43, 5899556), (52, 4878479), (86, 2949778), (172, 1474889), (559, 453812), (1118, 226906), (2236, 113453)]