28790944

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9887}}^1$

素因数の和:9917

約数の個数: 48

約数和(自身を含む): 69769728

約数和(自身を除く): 40978784

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 9887, 19774, 39548, 69209, 79096, 128531, 138418, 158192, 257062, 276836, 316384, 514124, 553672, 899717, 1028248, 1107344, 1799434, 2056496, 2214688, 3598868, 4112992, 7197736, 14395472, 28790944]

約数ペア:

[(1, 28790944), (2, 14395472), (4, 7197736), (7, 4112992), (8, 3598868), (13, 2214688), (14, 2056496), (16, 1799434), (26, 1107344), (28, 1028248), (32, 899717), (52, 553672), (56, 514124), (91, 316384), (104, 276836), (112, 257062), (182, 158192), (208, 138418), (224, 128531), (364, 79096), (416, 69209), (728, 39548), (1456, 19774), (2912, 9887)]