13458445

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2689}}^1$

素因数の和:2725

約数の個数: 32

約数和(自身を含む): 21692160

約数和(自身を除く): 8233715

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 2689, 5005, 13445, 18823, 29579, 34957, 94115, 147895, 174785, 207053, 244699, 384527, 1035265, 1223495, 1922635, 2691689, 13458445]

約数ペア:

[(1, 13458445), (5, 2691689), (7, 1922635), (11, 1223495), (13, 1035265), (35, 384527), (55, 244699), (65, 207053), (77, 174785), (91, 147895), (143, 94115), (385, 34957), (455, 29579), (715, 18823), (1001, 13445), (2689, 5005)]