678650014

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1\times {\mathrm{2393}}^1$

素因数の和:2880

約数の個数: 32

約数和(自身を含む): 1191407616

約数和(自身を除く): 512757602

約数列:

[1, 2, 7, 14, 47, 94, 329, 431, 658, 862, 2393, 3017, 4786, 6034, 16751, 20257, 33502, 40514, 112471, 141799, 224942, 283598, 787297, 1031383, 1574594, 2062766, 7219681, 14439362, 48475001, 96950002, 339325007, 678650014]

約数ペア:

[(1, 678650014), (2, 339325007), (7, 96950002), (14, 48475001), (47, 14439362), (94, 7219681), (329, 2062766), (431, 1574594), (658, 1031383), (862, 787297), (2393, 283598), (3017, 224942), (4786, 141799), (6034, 112471), (16751, 40514), (20257, 33502)]