995988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 2709504

約数和(自身を除く): 1713516

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 167, 213, 284, 334, 426, 497, 501, 668, 852, 994, 1002, 1169, 1491, 1988, 2004, 2338, 2982, 3507, 4676, 5964, 7014, 11857, 14028, 23714, 35571, 47428, 71142, 82999, 142284, 165998, 248997, 331996, 497994, 995988]

約数ペア:

[(1, 995988), (2, 497994), (3, 331996), (4, 248997), (6, 165998), (7, 142284), (12, 82999), (14, 71142), (21, 47428), (28, 35571), (42, 23714), (71, 14028), (84, 11857), (142, 7014), (167, 5964), (213, 4676), (284, 3507), (334, 2982), (426, 2338), (497, 2004), (501, 1988), (668, 1491), (852, 1169), (994, 1002)]