274328509

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3391}}^1$

素因数の和:3545

約数の個数: 24

約数和(自身を含む): 346472448

約数和(自身を除く): 72143939

約数列:

[1, 7, 13, 49, 91, 127, 637, 889, 1651, 3391, 6223, 11557, 23737, 44083, 80899, 166159, 308581, 430657, 2160067, 3014599, 5598541, 21102193, 39189787, 274328509]

約数ペア:

[(1, 274328509), (7, 39189787), (13, 21102193), (49, 5598541), (91, 3014599), (127, 2160067), (637, 430657), (889, 308581), (1651, 166159), (3391, 80899), (6223, 44083), (11557, 23737)]