161272539

素因数分解:

$3^5\times {\mathrm{89}}^1\times {\mathrm{7457}}^1$

素因数の和:7561

約数の個数: 24

約数和(自身を含む): 244324080

約数和(自身を除く): 83051541

約数列:

[1, 3, 9, 27, 81, 89, 243, 267, 801, 2403, 7209, 7457, 21627, 22371, 67113, 201339, 604017, 663673, 1812051, 1991019, 5973057, 17919171, 53757513, 161272539]

約数ペア:

[(1, 161272539), (3, 53757513), (9, 17919171), (27, 5973057), (81, 1991019), (89, 1812051), (243, 663673), (267, 604017), (801, 201339), (2403, 67113), (7209, 22371), (7457, 21627)]