12743505

素因数分解:

$3^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{563}}^1$

素因数の和:1077

約数の個数: 24

約数和(自身を含む): 22171968

約数和(自身を除く): 9428463

約数列:

[1, 3, 5, 9, 15, 45, 503, 563, 1509, 1689, 2515, 2815, 4527, 5067, 7545, 8445, 22635, 25335, 283189, 849567, 1415945, 2548701, 4247835, 12743505]

約数ペア:

[(1, 12743505), (3, 4247835), (5, 2548701), (9, 1415945), (15, 849567), (45, 283189), (503, 25335), (563, 22635), (1509, 8445), (1689, 7545), (2515, 5067), (2815, 4527)]