201308781

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2503}}^1$

素因数の和:2625

約数の個数: 32

約数和(自身を含む): 302883840

約数和(自身を除く): 101575059

約数列:

[1, 3, 17, 19, 51, 57, 83, 249, 323, 969, 1411, 1577, 2503, 4233, 4731, 7509, 26809, 42551, 47557, 80427, 127653, 142671, 207749, 623247, 808469, 2425407, 3531733, 3947231, 10595199, 11841693, 67102927, 201308781]

約数ペア:

[(1, 201308781), (3, 67102927), (17, 11841693), (19, 10595199), (51, 3947231), (57, 3531733), (83, 2425407), (249, 808469), (323, 623247), (969, 207749), (1411, 142671), (1577, 127653), (2503, 80427), (4233, 47557), (4731, 42551), (7509, 26809)]