55241379

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{419}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 86688000

約数和(自身を除く): 31446621

約数列:

[1, 3, 9, 19, 27, 57, 171, 257, 419, 513, 771, 1257, 2313, 3771, 4883, 6939, 7961, 11313, 14649, 23883, 43947, 71649, 107683, 131841, 214947, 323049, 969147, 2045977, 2907441, 6137931, 18413793, 55241379]

約数ペア:

[(1, 55241379), (3, 18413793), (9, 6137931), (19, 2907441), (27, 2045977), (57, 969147), (171, 323049), (257, 214947), (419, 131841), (513, 107683), (771, 71649), (1257, 43947), (2313, 23883), (3771, 14649), (4883, 11313), (6939, 7961)]