180774909

素因数分解:

$3^4\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1151}}^1$

素因数の和:1447

約数の個数: 40

約数和(自身を含む): 310007808

約数和(自身を除く): 129232899

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 277, 567, 831, 1151, 1939, 2493, 3453, 5817, 7479, 8057, 10359, 17451, 22437, 24171, 31077, 52353, 72513, 93231, 157059, 217539, 318827, 652617, 956481, 2231789, 2869443, 6695367, 8608329, 20086101, 25824987, 60258303, 180774909]

約数ペア:

[(1, 180774909), (3, 60258303), (7, 25824987), (9, 20086101), (21, 8608329), (27, 6695367), (63, 2869443), (81, 2231789), (189, 956481), (277, 652617), (567, 318827), (831, 217539), (1151, 157059), (1939, 93231), (2493, 72513), (3453, 52353), (5817, 31077), (7479, 24171), (8057, 22437), (10359, 17451)]