81841704

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{787}}^1$

素因数の和:1422

約数の個数: 64

約数和(自身を含む): 234508800

約数和(自身を除く): 152667096

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 619, 787, 1238, 1574, 1857, 2361, 2476, 3148, 3714, 4333, 4722, 4952, 5509, 6296, 7428, 8666, 9444, 11018, 12999, 14856, 16527, 17332, 18888, 22036, 25998, 33054, 34664, 44072, 51996, 66108, 103992, 132216, 487153, 974306, 1461459, 1948612, 2922918, 3410071, 3897224, 5845836, 6820142, 10230213, 11691672, 13640284, 20460426, 27280568, 40920852, 81841704]

約数ペア:

[(1, 81841704), (2, 40920852), (3, 27280568), (4, 20460426), (6, 13640284), (7, 11691672), (8, 10230213), (12, 6820142), (14, 5845836), (21, 3897224), (24, 3410071), (28, 2922918), (42, 1948612), (56, 1461459), (84, 974306), (168, 487153), (619, 132216), (787, 103992), (1238, 66108), (1574, 51996), (1857, 44072), (2361, 34664), (2476, 33054), (3148, 25998), (3714, 22036), (4333, 18888), (4722, 17332), (4952, 16527), (5509, 14856), (6296, 12999), (7428, 11018), (8666, 9444)]