80979801

素因数分解:

$3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{9337}}^1$

素因数の和:9413

約数の個数: 24

約数和(自身を含む): 127743840

約数和(自身を除く): 46764039

約数列:

[1, 3, 7, 21, 49, 59, 147, 177, 413, 1239, 2891, 8673, 9337, 28011, 65359, 196077, 457513, 550883, 1372539, 1652649, 3856181, 11568543, 26993267, 80979801]

約数ペア:

[(1, 80979801), (3, 26993267), (7, 11568543), (21, 3856181), (49, 1652649), (59, 1372539), (147, 550883), (177, 457513), (413, 196077), (1239, 65359), (2891, 28011), (8673, 9337)]