1327984

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:253

約数の個数: 40

約数和(自身を含む): 2999808

約数和(自身を除く): 1671824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 167, 284, 334, 497, 568, 668, 994, 1136, 1169, 1336, 1988, 2338, 2672, 3976, 4676, 7952, 9352, 11857, 18704, 23714, 47428, 82999, 94856, 165998, 189712, 331996, 663992, 1327984]

約数ペア:

[(1, 1327984), (2, 663992), (4, 331996), (7, 189712), (8, 165998), (14, 94856), (16, 82999), (28, 47428), (56, 23714), (71, 18704), (112, 11857), (142, 9352), (167, 7952), (284, 4676), (334, 3976), (497, 2672), (568, 2338), (668, 1988), (994, 1336), (1136, 1169)]