256378434

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{7591}}^1$

素因数の和:8042

約数の個数: 32

約数和(自身を含む): 553547904

約数和(自身を除く): 297169470

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 433, 866, 1299, 2598, 5629, 7591, 11258, 15182, 16887, 22773, 33774, 45546, 98683, 197366, 296049, 592098, 3286903, 6573806, 9860709, 19721418, 42729739, 85459478, 128189217, 256378434]

約数ペア:

[(1, 256378434), (2, 128189217), (3, 85459478), (6, 42729739), (13, 19721418), (26, 9860709), (39, 6573806), (78, 3286903), (433, 592098), (866, 296049), (1299, 197366), (2598, 98683), (5629, 45546), (7591, 33774), (11258, 22773), (15182, 16887)]