423444

素因数分解:

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

素因数の和:156

約数の個数: 36

約数和(自身を含む): 1145312

約数和(自身を除く): 721868

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 213, 284, 426, 497, 852, 994, 1491, 1988, 2982, 5041, 5964, 10082, 15123, 20164, 30246, 35287, 60492, 70574, 105861, 141148, 211722, 423444]

約数ペア:

[(1, 423444), (2, 211722), (3, 141148), (4, 105861), (6, 70574), (7, 60492), (12, 35287), (14, 30246), (21, 20164), (28, 15123), (42, 10082), (71, 5964), (84, 5041), (142, 2982), (213, 1988), (284, 1491), (426, 994), (497, 852)]