2720298

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:522

約数の個数: 32

約数和(自身を含む): 6266880

約数和(自身を除く): 3546582

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 239, 271, 478, 542, 717, 813, 1434, 1626, 1673, 1897, 3346, 3794, 5019, 5691, 10038, 11382, 64769, 129538, 194307, 388614, 453383, 906766, 1360149, 2720298]

約数ペア:

[(1, 2720298), (2, 1360149), (3, 906766), (6, 453383), (7, 388614), (14, 194307), (21, 129538), (42, 64769), (239, 11382), (271, 10038), (478, 5691), (542, 5019), (717, 3794), (813, 3346), (1434, 1897), (1626, 1673)]