1291428

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{1237}}^1$

素因数の和:1276

約数の個数: 36

約数和(自身を含む): 3379740

約数和(自身を除く): 2088312

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 1237, 2474, 3711, 4948, 7422, 11133, 14844, 22266, 35873, 44532, 71746, 107619, 143492, 215238, 322857, 430476, 645714, 1291428]

約数ペア:

[(1, 1291428), (2, 645714), (3, 430476), (4, 322857), (6, 215238), (9, 143492), (12, 107619), (18, 71746), (29, 44532), (36, 35873), (58, 22266), (87, 14844), (116, 11133), (174, 7422), (261, 4948), (348, 3711), (522, 2474), (1044, 1237)]