28856872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{6977}}^1$

素因数の和:7041

約数の個数: 32

約数和(自身を含む): 60289920

約数和(自身を除く): 31433048

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 188, 376, 517, 1034, 2068, 4136, 6977, 13954, 27908, 55816, 76747, 153494, 306988, 327919, 613976, 655838, 1311676, 2623352, 3607109, 7214218, 14428436, 28856872]

約数ペア:

[(1, 28856872), (2, 14428436), (4, 7214218), (8, 3607109), (11, 2623352), (22, 1311676), (44, 655838), (47, 613976), (88, 327919), (94, 306988), (188, 153494), (376, 76747), (517, 55816), (1034, 27908), (2068, 13954), (4136, 6977)]