991036272

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{666019}}^1$

素因数の和:666061

約数の個数: 40

約数和(自身を含む): 2642767360

約数和(自身を除く): 1651731088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 666019, 1332038, 1998057, 2664076, 3996114, 5328152, 7992228, 10656304, 15984456, 20646589, 31968912, 41293178, 61939767, 82586356, 123879534, 165172712, 247759068, 330345424, 495518136, 991036272]

約数ペア:

[(1, 991036272), (2, 495518136), (3, 330345424), (4, 247759068), (6, 165172712), (8, 123879534), (12, 82586356), (16, 61939767), (24, 41293178), (31, 31968912), (48, 20646589), (62, 15984456), (93, 10656304), (124, 7992228), (186, 5328152), (248, 3996114), (372, 2664076), (496, 1998057), (744, 1332038), (1488, 666019)]