28722538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1117}}^1$

素因数の和:1198

約数の個数: 32

約数和(自身を含む): 49585536

約数和(自身を除く): 20862998

約数列:

[1, 2, 13, 23, 26, 43, 46, 86, 299, 559, 598, 989, 1117, 1118, 1978, 2234, 12857, 14521, 25691, 25714, 29042, 48031, 51382, 96062, 333983, 624403, 667966, 1104713, 1248806, 2209426, 14361269, 28722538]

約数ペア:

[(1, 28722538), (2, 14361269), (13, 2209426), (23, 1248806), (26, 1104713), (43, 667966), (46, 624403), (86, 333983), (299, 96062), (559, 51382), (598, 48031), (989, 29042), (1117, 25714), (1118, 25691), (1978, 14521), (2234, 12857)]