1388984912

素因数分解:

$2^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{90523}}^1$

素因数の和:90675

約数の個数: 40

約数和(自身を含む): 3098093376

約数和(自身を除く): 1709108464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 137, 274, 548, 959, 1096, 1918, 2192, 3836, 7672, 15344, 90523, 181046, 362092, 633661, 724184, 1267322, 1448368, 2534644, 5069288, 10138576, 12401651, 24803302, 49606604, 86811557, 99213208, 173623114, 198426416, 347246228, 694492456, 1388984912]

約数ペア:

[(1, 1388984912), (2, 694492456), (4, 347246228), (7, 198426416), (8, 173623114), (14, 99213208), (16, 86811557), (28, 49606604), (56, 24803302), (112, 12401651), (137, 10138576), (274, 5069288), (548, 2534644), (959, 1448368), (1096, 1267322), (1918, 724184), (2192, 633661), (3836, 362092), (7672, 181046), (15344, 90523)]