13278363

素因数分解:

$3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{1531}}^1$

素因数の和:1607

約数の個数: 24

約数和(自身を含む): 20957760

約数和(自身を除く): 7679397

約数列:

[1, 3, 7, 21, 49, 59, 147, 177, 413, 1239, 1531, 2891, 4593, 8673, 10717, 32151, 75019, 90329, 225057, 270987, 632303, 1896909, 4426121, 13278363]

約数ペア:

[(1, 13278363), (3, 4426121), (7, 1896909), (21, 632303), (49, 270987), (59, 225057), (147, 90329), (177, 75019), (413, 32151), (1239, 10717), (1531, 8673), (2891, 4593)]