172507454

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{138449}}^1$

素因数の和:138547

約数の個数: 16

約数和(自身を含む): 299052000

約数和(自身を除く): 126544546

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 138449, 276898, 969143, 1938286, 12321961, 24643922, 86253727, 172507454]

約数ペア:

[(1, 172507454), (2, 86253727), (7, 24643922), (14, 12321961), (89, 1938286), (178, 969143), (623, 276898), (1246, 138449)]