389964124

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{805711}}^1$

素因数の和:805737

約数の個数: 18

約数和(自身を含む): 750117872

約数和(自身を除く): 360153748

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 805711, 1611422, 3222844, 8862821, 17725642, 35451284, 97491031, 194982062, 389964124]

約数ペア:

[(1, 389964124), (2, 194982062), (4, 97491031), (11, 35451284), (22, 17725642), (44, 8862821), (121, 3222844), (242, 1611422), (484, 805711)]