172965982

素因数分解:

$2^1\times 7^3\times {\mathrm{89}}^1\times {\mathrm{2833}}^1$

素因数の和:2945

約数の個数: 32

約数和(自身を含む): 306072000

約数和(自身を除く): 133106018

約数列:

[1, 2, 7, 14, 49, 89, 98, 178, 343, 623, 686, 1246, 2833, 4361, 5666, 8722, 19831, 30527, 39662, 61054, 138817, 252137, 277634, 504274, 971719, 1764959, 1943438, 3529918, 12354713, 24709426, 86482991, 172965982]

約数ペア:

[(1, 172965982), (2, 86482991), (7, 24709426), (14, 12354713), (49, 3529918), (89, 1943438), (98, 1764959), (178, 971719), (343, 504274), (623, 277634), (686, 252137), (1246, 138817), (2833, 61054), (4361, 39662), (5666, 30527), (8722, 19831)]