1378167

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:143

約数の個数: 32

約数和(自身を含む): 2273280

約数和(自身を除く): 895113

約数列:

[1, 3, 7, 21, 29, 31, 73, 87, 93, 203, 217, 219, 511, 609, 651, 899, 1533, 2117, 2263, 2697, 6293, 6351, 6789, 14819, 15841, 18879, 44457, 47523, 65627, 196881, 459389, 1378167]

約数ペア:

[(1, 1378167), (3, 459389), (7, 196881), (21, 65627), (29, 47523), (31, 44457), (73, 18879), (87, 15841), (93, 14819), (203, 6789), (217, 6351), (219, 6293), (511, 2697), (609, 2263), (651, 2117), (899, 1533)]