645714426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{64327}}^1$

素因数の和:64578

約数の個数: 32

約数和(自身を含む): 1482117120

約数和(自身を除く): 836402694

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 239, 478, 717, 1434, 1673, 3346, 5019, 10038, 64327, 128654, 192981, 385962, 450289, 900578, 1350867, 2701734, 15374153, 30748306, 46122459, 92244918, 107619071, 215238142, 322857213, 645714426]

約数ペア:

[(1, 645714426), (2, 322857213), (3, 215238142), (6, 107619071), (7, 92244918), (14, 46122459), (21, 30748306), (42, 15374153), (239, 2701734), (478, 1350867), (717, 900578), (1434, 450289), (1673, 385962), (3346, 192981), (5019, 128654), (10038, 64327)]