78204243

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{2113}}^1$

素因数の和:2215

約数の個数: 24

約数和(自身を含む): 114511152

約数和(自身を除く): 36306909

約数列:

[1, 3, 13, 39, 73, 169, 219, 507, 949, 2113, 2847, 6339, 12337, 27469, 37011, 82407, 154249, 357097, 462747, 1071291, 2005237, 6015711, 26068081, 78204243]

約数ペア:

[(1, 78204243), (3, 26068081), (13, 6015711), (39, 2005237), (73, 1071291), (169, 462747), (219, 357097), (507, 154249), (949, 82407), (2113, 37011), (2847, 27469), (6339, 12337)]