1278903567

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1\times {\mathrm{499}}^1$

素因数の和:951

約数の個数: 32

約数和(自身を含む): 1792800000

約数和(自身を除く): 513896433

約数列:

[1, 3, 29, 87, 89, 267, 331, 499, 993, 1497, 2581, 7743, 9599, 14471, 28797, 29459, 43413, 44411, 88377, 133233, 165169, 495507, 854311, 1287919, 2562933, 3863757, 4789901, 14369703, 14700041, 44100123, 426301189, 1278903567]

約数ペア:

[(1, 1278903567), (3, 426301189), (29, 44100123), (87, 14700041), (89, 14369703), (267, 4789901), (331, 3863757), (499, 2562933), (993, 1287919), (1497, 854311), (2581, 495507), (7743, 165169), (9599, 133233), (14471, 88377), (28797, 44411), (29459, 43413)]