180236

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:209

約数の個数: 24

約数和(自身を含む): 371616

約数和(自身を除く): 191380

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 157, 164, 287, 314, 574, 628, 1099, 1148, 2198, 4396, 6437, 12874, 25748, 45059, 90118, 180236]

約数ペア:

[(1, 180236), (2, 90118), (4, 45059), (7, 25748), (14, 12874), (28, 6437), (41, 4396), (82, 2198), (157, 1148), (164, 1099), (287, 628), (314, 574)]