42132678

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^2\times {\mathrm{199}}^1$

素因数の和:353

約数の個数: 48

約数和(自身を含む): 98169600

約数和(自身を除く): 56036922

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 199, 213, 398, 426, 497, 597, 994, 1194, 1393, 1491, 2786, 2982, 4179, 5041, 8358, 10082, 14129, 15123, 28258, 30246, 35287, 42387, 70574, 84774, 98903, 105861, 197806, 211722, 296709, 593418, 1003159, 2006318, 3009477, 6018954, 7022113, 14044226, 21066339, 42132678]

約数ペア:

[(1, 42132678), (2, 21066339), (3, 14044226), (6, 7022113), (7, 6018954), (14, 3009477), (21, 2006318), (42, 1003159), (71, 593418), (142, 296709), (199, 211722), (213, 197806), (398, 105861), (426, 98903), (497, 84774), (597, 70574), (994, 42387), (1194, 35287), (1393, 30246), (1491, 28258), (2786, 15123), (2982, 14129), (4179, 10082), (5041, 8358)]